hedgewars/uRenderUtils.pas
author nemo
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(*
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 * Hedgewars, a free turn based strategy game
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 * Copyright (c) 2004-2014 Andrey Korotaev <unC0Rr@gmail.com>
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 *
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; version 2 of the License
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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 *)
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{$INCLUDE "options.inc"}
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unit uRenderUtils;
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interface
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uses SDLh, uTypes;
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procedure flipSurface(Surface: PSDL_Surface; Vertical: Boolean);
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procedure copyRotatedSurface(src, dest: PSDL_Surface); // this is necessary since width/height are read only in SDL
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procedure copyToXY(src, dest: PSDL_Surface; destX, destY: LongInt); inline;
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procedure copyToXYFromRect(src, dest: PSDL_Surface; srcX, srcY, srcW, srcH, destX, destY: LongInt);
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procedure DrawSprite2Surf(sprite: TSprite; dest: PSDL_Surface; x,y: LongInt); inline;
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procedure DrawSpriteFrame2Surf(sprite: TSprite; dest: PSDL_Surface; x,y: LongInt; frame: LongInt);
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procedure DrawLine2Surf(dest: PSDL_Surface; x0,y0,x1,y1:LongInt; r,g,b: byte);
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procedure DrawRoundRect(rect: PSDL_Rect; BorderColor, FillColor: Longword; Surface: PSDL_Surface; Clear: boolean);
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function  RenderStringTex(s: ansistring; Color: Longword; font: THWFont): PTexture;
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function  RenderStringTexLim(s: ansistring; Color: Longword; font: THWFont; maxLength: LongWord): PTexture;
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function  RenderSpeechBubbleTex(s: ansistring; SpeechType: Longword; font: THWFont): PTexture;
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implementation
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uses uUtils, uVariables, uConsts, uTextures, SysUtils, uDebug;
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procedure DrawRoundRect(rect: PSDL_Rect; BorderColor, FillColor: Longword; Surface: PSDL_Surface; Clear: boolean);
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var r: TSDL_Rect;
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begin
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    r:= rect^;
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    if Clear then
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        SDL_FillRect(Surface, @r, 0);
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    BorderColor:= SDL_MapRGB(Surface^.format, BorderColor shr 16, BorderColor shr 8, BorderColor and $FF);
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    FillColor:= SDL_MapRGB(Surface^.format, FillColor shr 16, FillColor shr 8, FillColor and $FF);
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    r.y:= rect^.y + 1;
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    r.h:= rect^.h - 2;
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    SDL_FillRect(Surface, @r, BorderColor);
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    r.x:= rect^.x + 1;
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    r.w:= rect^.w - 2;
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    r.y:= rect^.y;
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    r.h:= rect^.h;
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    SDL_FillRect(Surface, @r, BorderColor);
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    r.x:= rect^.x + 2;
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    r.y:= rect^.y + 1;
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    r.w:= rect^.w - 4;
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    r.h:= rect^.h - 2;
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    SDL_FillRect(Surface, @r, FillColor);
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    r.x:= rect^.x + 1;
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    r.y:= rect^.y + 2;
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    r.w:= rect^.w - 2;
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    r.h:= rect^.h - 4;
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    SDL_FillRect(Surface, @r, FillColor);
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end;
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(*
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function WriteInRoundRect(Surface: PSDL_Surface; X, Y: LongInt; Color: LongWord; Font: THWFont; s: ansistring): TSDL_Rect;
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begin
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    WriteInRoundRect:= WriteInRoundRect(Surface, X, Y, Color, Font, s, 0);
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end;*)
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function WriteInRoundRect(Surface: PSDL_Surface; X, Y: LongInt; Color: LongWord; Font: THWFont; s: ansistring; maxLength: LongWord): TSDL_Rect;
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var w, h: Longword;
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    tmpsurf: PSDL_Surface;
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    clr: TSDL_Color;
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    finalRect, textRect: TSDL_Rect;
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begin
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    TTF_SizeUTF8(Fontz[Font].Handle, PChar(s), @w, @h);
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    if (maxLength > 0) and (w > maxLength) then w := maxLength;
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    finalRect.x:= X;
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    finalRect.y:= Y;
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    finalRect.w:= w + cFontBorder * 2 + 4;
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    finalRect.h:= h + cFontBorder * 2;
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    textRect.x:= X;
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    textRect.y:= Y;
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    textRect.w:= w;
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    textRect.h:= h;
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    DrawRoundRect(@finalRect, cWhiteColor, cNearBlackColor, Surface, true);
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    clr.r:= (Color shr 16) and $FF;
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    clr.g:= (Color shr 8) and $FF;
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    clr.b:= Color and $FF;
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    tmpsurf:= TTF_RenderUTF8_Blended(Fontz[Font].Handle, PChar(s), clr);
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    finalRect.x:= X + cFontBorder + 2;
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    finalRect.y:= Y + cFontBorder;
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    SDLTry(tmpsurf <> nil, true);
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    SDL_UpperBlit(tmpsurf, @textRect, Surface, @finalRect);
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    SDL_FreeSurface(tmpsurf);
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    finalRect.x:= X;
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    finalRect.y:= Y;
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    finalRect.w:= w + cFontBorder * 2 + 4;
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    finalRect.h:= h + cFontBorder * 2;
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    WriteInRoundRect:= finalRect;
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end;
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procedure flipSurface(Surface: PSDL_Surface; Vertical: Boolean);
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var y, x, i, j: LongInt;
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    tmpPixel: Longword;
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    pixels: PLongWordArray;
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begin
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    TryDo(Surface^.format^.BytesPerPixel = 4, 'flipSurface failed, expecting 32 bit surface', true);
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    SDL_LockSurface(Surface);
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    pixels:= Surface^.pixels;
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    if Vertical then
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    for y := 0 to (Surface^.h div 2) - 1 do
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        for x := 0 to Surface^.w - 1 do
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            begin
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            i:= y * Surface^.w + x;
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            j:= (Surface^.h - y - 1) * Surface^.w + x;
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            tmpPixel:= pixels^[i];
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            pixels^[i]:= pixels^[j];
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            pixels^[j]:= tmpPixel;
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            end
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    else
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    for x := 0 to (Surface^.w div 2) - 1 do
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        for y := 0 to Surface^.h -1 do
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            begin
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            i:= y*Surface^.w + x;
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            j:= y*Surface^.w + (Surface^.w - x - 1);
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            tmpPixel:= pixels^[i];
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            pixels^[i]:= pixels^[j];
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            pixels^[j]:= tmpPixel;
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            end;
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    SDL_UnlockSurface(Surface);
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end;
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procedure copyToXY(src, dest: PSDL_Surface; destX, destY: LongInt); inline;
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begin
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    copyToXYFromRect(src, dest, 0, 0, src^.w, src^.h, destX, destY);
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end;
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procedure copyToXYFromRect(src, dest: PSDL_Surface; srcX, srcY, srcW, srcH, destX, destY: LongInt);
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var i, j, maxDest, maxSrc, iX, iY: LongInt;
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    srcPixels, destPixels: PLongWordArray;
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    r0, g0, b0, a0, r1, g1, b1, a1: Byte;
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begin
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    maxDest:= (dest^.pitch div 4) * dest^.h;
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    maxSrc:= (src^.pitch div 4) * src^.h;
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    SDL_LockSurface(src);
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    SDL_LockSurface(dest);
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    srcPixels:= src^.pixels;
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    destPixels:= dest^.pixels;
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    for iX:= 0 to srcW - 1 do
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    for iY:= 0 to srcH - 1 do
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        begin
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        i:= (destY + iY) * (dest^.pitch div 4) + (destX + iX);
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        j:= (srcY  + iY) * (src^.pitch  div 4) + (srcX  + iX);
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        if (i < maxDest) and (j < maxSrc) and (srcPixels^[j] and AMask <> 0) then
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            begin
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            SDL_GetRGBA(destPixels^[i], dest^.format, @r0, @g0, @b0, @a0);
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            SDL_GetRGBA(srcPixels^[j], src^.format, @r1, @g1, @b1, @a1);
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            r0:= (r0 * (255 - LongInt(a1)) + r1 * LongInt(a1)) div 255;
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            g0:= (g0 * (255 - LongInt(a1)) + g1 * LongInt(a1)) div 255;
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            b0:= (b0 * (255 - LongInt(a1)) + b1 * LongInt(a1)) div 255;
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            a0:= (a0 * (255 - LongInt(a1)) + a1 * LongInt(a1)) div 255;
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            destPixels^[i]:= SDL_MapRGBA(dest^.format, r0, g0, b0, a0);
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            end;
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        end;
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    SDL_UnlockSurface(src);
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    SDL_UnlockSurface(dest);
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end;
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procedure DrawSprite2Surf(sprite: TSprite; dest: PSDL_Surface; x,y: LongInt); inline;
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begin
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    DrawSpriteFrame2Surf(sprite, dest, x, y, 0);
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end;
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procedure DrawSpriteFrame2Surf(sprite: TSprite; dest: PSDL_Surface; x,y,frame: LongInt);
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var numFramesFirstCol, row, col: LongInt;
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begin
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    numFramesFirstCol:= SpritesData[sprite].imageHeight div SpritesData[sprite].Height;
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    row:= Frame mod numFramesFirstCol;
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    col:= Frame div numFramesFirstCol;
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    copyToXYFromRect(SpritesData[sprite].Surface, dest,
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             col*SpritesData[sprite].Width,
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             row*SpritesData[sprite].Height,
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             SpritesData[sprite].Width,
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             spritesData[sprite].Height,
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             x,y);
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end;
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procedure DrawLine2Surf(dest: PSDL_Surface; x0, y0,x1,y1: LongInt; r,g,b: byte);
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var
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    dx,dy,err,e2,sx,sy: LongInt;
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    yMax: LongInt;
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    destPixels: PLongwordArray;
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begin
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    //max:= (dest^.pitch div 4) * dest^.h;
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    yMax:= dest^.pitch div 4;
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    SDL_LockSurface(dest);
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    destPixels:= dest^.pixels;
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    dx:= abs(x1-x0);
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    dy:= abs(y1-y0);
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    if x0 < x1 then sx:= 1 else sx:= -1;
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    if y0 < y1 then sy:= 1 else sy:= -1;
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    err:= dx-dy;
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    while(true) do
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        begin
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        destPixels^[(y0 * yMax) + x0]:= SDL_MapRGB(dest^.format, r,g,b); //But will it blend? no
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        if (x0 = x1) and (y0 = y1) then break;
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        e2:= 2*err;
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        if e2 > -dy then
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            begin
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            err:= err - dy;
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            x0 := x0 + sx;
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            end;
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        if e2 < dx then
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            begin
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            err:= err + dx;
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            y0:=y0+sy
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            end;
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        end;
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    SDL_UnlockSurface(dest);
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end;
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procedure copyRotatedSurface(src, dest: PSDL_Surface); // this is necessary since width/height are read only in SDL, apparently
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var y, x, i, j: LongInt;
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    srcPixels, destPixels: PLongWordArray;
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begin
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    TryDo(src^.format^.BytesPerPixel = 4, 'rotateSurface failed, expecting 32 bit surface', true);
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    TryDo(dest^.format^.BytesPerPixel = 4, 'rotateSurface failed, expecting 32 bit surface', true);
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    SDL_LockSurface(src);
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    SDL_LockSurface(dest);
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    srcPixels:= src^.pixels;
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    destPixels:= dest^.pixels;
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    j:= 0;
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    for x := 0 to src^.w - 1 do
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        for y := 0 to src^.h - 1 do
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            begin
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            i:= (src^.h - 1 - y) * (src^.pitch div 4) + x;
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            destPixels^[j]:= srcPixels^[i];
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            inc(j)
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            end;
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    SDL_UnlockSurface(src);
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    SDL_UnlockSurface(dest);
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end;
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function RenderStringTex(s: ansistring; Color: Longword; font: THWFont): PTexture;
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begin
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    RenderStringTex:= RenderStringTexLim(s, Color, font, 0);
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end;
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function RenderStringTexLim(s: ansistring; Color: Longword; font: THWFont; maxLength: LongWord): PTexture;
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var w, h: Longword;
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    finalSurface: PSDL_Surface;
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begin
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    if cOnlyStats then
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        begin
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        RenderStringTexLim:= nil;
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        end
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    else
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        begin
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   286
        if length(s) = 0 then s:= _S' ';
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        font:= CheckCJKFont(s, font);
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   288
        w:= 0; h:= 0; // avoid compiler hints
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        TTF_SizeUTF8(Fontz[font].Handle, PChar(s), @w, @h);
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0eb97cf4c78e Fix warnings given by 32-bit fpc
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        if (maxLength > 0) and (w > maxLength) then w := maxLength;
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        finalSurface:= SDL_CreateRGBSurface(SDL_SWSURFACE, w + cFontBorder * 2 + 4, h + cFontBorder * 2,
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                32, RMask, GMask, BMask, AMask);
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   294
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        TryDo(finalSurface <> nil, 'RenderString: fail to create surface', true);
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   296
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        WriteInRoundRect(finalSurface, 0, 0, Color, font, s, maxLength);
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   298
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   299
        TryDo(SDL_SetColorKey(finalSurface, SDL_SRCCOLORKEY, 0) = 0, errmsgTransparentSet, true);
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   300
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        RenderStringTexLim:= Surface2Tex(finalSurface, false);
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        SDL_FreeSurface(finalSurface);
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   304
        end;
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end;
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function RenderSpeechBubbleTex(s: ansistring; SpeechType: Longword; font: THWFont): PTexture;
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   309
var textWidth, textHeight, x, y, w, h, i, j, pos, prevpos, line, numLines, edgeWidth, edgeHeight, cornerWidth, cornerHeight: LongInt;
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    finalSurface, tmpsurf, rotatedEdge: PSDL_Surface;
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    rect: TSDL_Rect;
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    {$IFNDEF PAS2C}
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    chars: set of char = [#9,' ',';',':','?','!',','];
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    {$ENDIF}
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    substr: shortstring;
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    edge, corner, tail: TSPrite;
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begin
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    if cOnlyStats then exit(nil);
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   319
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   320
    case SpeechType of
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        1: begin
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            edge:= sprSpeechEdge;
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            corner:= sprSpeechCorner;
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            tail:= sprSpeechTail;
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   325
            end;
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adb804cb2638 Reduce number of warnings in pas2c-generated code
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        2: begin
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            edge:= sprThoughtEdge;
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   328
            corner:= sprThoughtCorner;
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            tail:= sprThoughtTail;
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   330
            end;
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   331
        3: begin
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            edge:= sprShoutEdge;
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   333
            corner:= sprShoutCorner;
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            tail:= sprShoutTail;
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   335
            end
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        else
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            exit(nil)
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   338
        end;
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   339
    edgeHeight:= SpritesData[edge].Height;
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   340
    edgeWidth:= SpritesData[edge].Width;
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   341
    cornerWidth:= SpritesData[corner].Width;
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   342
    cornerHeight:= SpritesData[corner].Height;
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   343
    // This one screws up WrapText
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   344
    //s:= 'This is the song that never ends.  ''cause it goes on and on my friends. Some people, started singing it not knowing what it was. And they''ll just go on singing it forever just because... This is the song that never ends...';
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    // This one does not
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   346
    //s:= 'This is the song that never ends.  cause it goes on and on my friends. Some people, started singing it not knowing what it was. And they will go on singing it forever just because... This is the song that never ends... ';
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    numLines:= 0;
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6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
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    if length(s) = 0 then
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        s:= '...';
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dd27562b6f21 rolling back my PChar stuff, because unC0Rr improves string handling pas2c instead <3
sheepluva
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   352
    font:= CheckCJKFont(s, font);
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   353
    w:= 0; h:= 0; // avoid compiler hints
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    TTF_SizeUTF8(Fontz[font].Handle, PChar(s), @w, @h);
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    if w<8 then
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
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   356
        w:= 8;
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   357
    j:= 0;
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   358
    if (length(s) > 20) then
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   359
        begin
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   360
        w:= 0;
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   361
        i:= round(Sqrt(length(s)) * 2);
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   362
        {$IFNDEF PAS2C}
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   363
        s:= WrapText(s, #1, chars, i);
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   364
        {$ENDIF}
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   365
        pos:= 1; prevpos:= 0; line:= 0;
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   366
    // Find the longest line for the purposes of centring the text.  Font dependant.
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   367
        while pos <= length(s) do
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   368
            begin
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   369
            if (s[pos] = #1) or (pos = length(s)) then
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   370
                begin
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   371
                inc(numlines);
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   372
                if s[pos] <> #1 then inc(pos);
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   373
                while s[prevpos+1] = ' ' do inc(prevpos);
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   374
                substr:= copy(s, prevpos+1, pos-prevpos-1);
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   375
                i:= 0; j:= 0;
6286
835392304f81 and while we are giving SDLh.pas all this love, let's fix the signature of one SDL_ttf calls
koda
parents: 4976
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   376
                TTF_SizeUTF8(Fontz[font].Handle, Str2PChar(substr), @i, @j);
6580
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
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   377
                if i > w then
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
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   378
                    w:= i;
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   379
                prevpos:= pos;
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   380
                end;
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   381
            inc(pos);
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   382
            end;
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   383
        end
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unC0Rr
parents:
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   384
    else numLines := 1;
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   385
b78638b36b89 Introduce uRenderUtils
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parents:
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   386
    textWidth:=((w-(cornerWidth-edgeWidth)*2) div edgeWidth)*edgeWidth+edgeWidth;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   387
    textHeight:=(((numlines * h + 2)-((cornerHeight-edgeWidth)*2)) div edgeWidth)*edgeWidth;
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parents:
diff changeset
   388
b78638b36b89 Introduce uRenderUtils
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parents:
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   389
    textHeight:=max(textHeight,edgeWidth);
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parents:
diff changeset
   390
    //textWidth:=max(textWidth,SpritesData[tail].Width);
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parents:
diff changeset
   391
    rect.x:= 0;
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parents:
diff changeset
   392
    rect.y:= 0;
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parents:
diff changeset
   393
    rect.w:= textWidth + (cornerWidth * 2);
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   394
    rect.h:= textHeight + cornerHeight*2 - edgeHeight + SpritesData[tail].Height;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   395
    //s:= inttostr(w) + ' ' + inttostr(numlines) + ' ' + inttostr(rect.x) + ' '+inttostr(rect.y) + ' ' + inttostr(rect.w) + ' ' + inttostr(rect.h);
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   396
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   397
    finalSurface:= SDL_CreateRGBSurface(SDL_SWSURFACE, rect.w, rect.h, 32, RMask, GMask, BMask, AMask);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   398
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   399
    TryDo(finalSurface <> nil, 'RenderString: fail to create surface', true);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   400
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   401
    //////////////////////////////// CORNERS ///////////////////////////////
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   402
    copyToXY(SpritesData[corner].Surface, finalSurface, 0, 0); /////////////////// NW
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   403
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   404
    flipSurface(SpritesData[corner].Surface, true); // store all 4 versions in memory to avoid repeated flips?
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   405
    x:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   406
    y:= textHeight + cornerHeight -1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   407
    copyToXY(SpritesData[corner].Surface, finalSurface, x, y); /////////////////// SW
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   408
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   409
    flipSurface(SpritesData[corner].Surface, false);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   410
    x:= rect.w-cornerWidth-1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   411
    y:= textHeight + cornerHeight -1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   412
    copyToXY(SpritesData[corner].Surface, finalSurface, x, y); /////////////////// SE
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   413
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   414
    flipSurface(SpritesData[corner].Surface, true);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   415
    x:= rect.w-cornerWidth-1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   416
    y:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   417
    copyToXY(SpritesData[corner].Surface, finalSurface, x, y); /////////////////// NE
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   418
    flipSurface(SpritesData[corner].Surface, false); // restore original position
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   419
    //////////////////////////////// END CORNERS ///////////////////////////////
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   420
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   421
    //////////////////////////////// EDGES //////////////////////////////////////
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   422
    x:= cornerWidth;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   423
    y:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   424
    while x < rect.w-cornerWidth-1 do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   425
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   426
        copyToXY(SpritesData[edge].Surface, finalSurface, x, y); ///////////////// top edge
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   427
        inc(x,edgeWidth);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   428
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   429
    flipSurface(SpritesData[edge].Surface, true);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   430
    x:= cornerWidth;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   431
    y:= textHeight + cornerHeight*2 - edgeHeight-1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   432
    while x < rect.w-cornerWidth-1 do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   433
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   434
        copyToXY(SpritesData[edge].Surface, finalSurface, x, y); ///////////////// bottom edge
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   435
        inc(x,edgeWidth);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   436
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   437
    flipSurface(SpritesData[edge].Surface, true); // restore original position
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   438
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   439
    rotatedEdge:= SDL_CreateRGBSurface(SDL_SWSURFACE, edgeHeight, edgeWidth, 32, RMask, GMask, BMask, AMask);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   440
    x:= rect.w - edgeHeight - 1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   441
    y:= cornerHeight;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   442
    //// initially was going to rotate in place, but the SDL spec claims width/height are read only
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   443
    copyRotatedSurface(SpritesData[edge].Surface,rotatedEdge);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   444
    while y < textHeight + cornerHeight do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   445
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   446
        copyToXY(rotatedEdge, finalSurface, x, y);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   447
        inc(y,edgeWidth);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   448
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   449
    flipSurface(rotatedEdge, false); // restore original position
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   450
    x:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   451
    y:= cornerHeight;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   452
    while y < textHeight + cornerHeight do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   453
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   454
        copyToXY(rotatedEdge, finalSurface, x, y);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   455
        inc(y,edgeWidth);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   456
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   457
    //////////////////////////////// END EDGES //////////////////////////////////////
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   458
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   459
    x:= cornerWidth;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   460
    y:= textHeight + cornerHeight * 2 - edgeHeight - 1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   461
    copyToXY(SpritesData[tail].Surface, finalSurface, x, y);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   462
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   463
    rect.x:= edgeHeight;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   464
    rect.y:= edgeHeight;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   465
    rect.w:= rect.w - edgeHeight * 2;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   466
    rect.h:= textHeight + cornerHeight * 2 - edgeHeight * 2;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   467
    i:= rect.w;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   468
    j:= rect.h;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   469
    SDL_FillRect(finalSurface, @rect, cWhiteColor);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   470
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   471
    pos:= 1; prevpos:= 0; line:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   472
    while pos <= length(s) do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   473
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   474
        if (s[pos] = #1) or (pos = length(s)) then
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   475
            begin
6580
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   476
            if s[pos] <> #1 then
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   477
                inc(pos);
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   478
            while s[prevpos+1] = ' 'do
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   479
                inc(prevpos);
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   480
            substr:= copy(s, prevpos+1, pos-prevpos-1);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   481
            if Length(substr) <> 0 then
6580
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   482
                begin
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   483
                tmpsurf:= TTF_RenderUTF8_Blended(Fontz[Font].Handle, Str2PChar(substr), cNearBlackColorChannels);
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   484
                rect.x:= edgeHeight + 1 + ((i - w) div 2);
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   485
                // trying to more evenly position the text, vertically
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   486
                rect.y:= edgeHeight + ((j-(numLines*h)) div 2) + line * h;
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   487
                SDLTry(tmpsurf <> nil, true);
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   488
                SDL_UpperBlit(tmpsurf, nil, finalSurface, @rect);
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   489
                SDL_FreeSurface(tmpsurf);
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   490
                inc(line);
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   491
                prevpos:= pos;
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   492
                end;
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   493
                end;
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   494
        inc(pos);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   495
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   496
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   497
    RenderSpeechBubbleTex:= Surface2Tex(finalSurface, true);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   498
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   499
    SDL_FreeSurface(rotatedEdge);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   500
    SDL_FreeSurface(finalSurface);
8026
4a4f21070479 merge xymeng's gsoc engine with a few updates (and further checks on symbol definitions)
koda
parents: 7546
diff changeset
   501
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   502
end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   503
4611
445d382cd401 A very very basic snow implementation
nemo
parents: 4404
diff changeset
   504
end.