hedgewars/uRenderUtils.pas
author Wolfgang Steffens <WolfgangSteff@gmail.com>
Mon, 25 Jun 2012 11:47:40 +0200
changeset 7291 ad4b6c2b09e8
parent 7069 bcf9d8e64e92
child 11317 62287d4044e7
permissions -rw-r--r--
retaining SDL surfaces in order to allow recreating atlases from scratch without reading back textures from the GL
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(*
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 * Hedgewars, a free turn based strategy game
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 * Copyright (c) 2004-2012 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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: LongInt;
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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, Str2PChar(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, endian(cNearBlackColorChannels.value), 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, Str2PChar(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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    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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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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    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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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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    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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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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    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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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: LongInt;
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    finalSurface: PSDL_Surface;
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begin
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    if length(s) = 0 then s:= _S' ';
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    font:= CheckCJKFont(s, font);
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    w:= 0; h:= 0; // avoid compiler hints
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    TTF_SizeUTF8(Fontz[font].Handle, Str2PChar(s), @w, @h);
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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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    TryDo(finalSurface <> nil, 'RenderString: fail to create surface', true);
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    WriteInRoundRect(finalSurface, 0, 0, Color, font, s, maxLength);
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    TryDo(SDL_SetColorKey(finalSurface, SDL_SRCCOLORKEY, 0) = 0, errmsgTransparentSet, true);
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    RenderStringTexLim:= Surface2Atlas(finalSurface, false);
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end;
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function RenderSpeechBubbleTex(s: ansistring; SpeechType: Longword; font: THWFont): PTexture;
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var textWidth, textHeight, x, y, w, h, i, j, pos, prevpos, line, numLines, edgeWidth, edgeHeight, cornerWidth, cornerHeight: LongInt;
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   281
    finalSurface, tmpsurf, rotatedEdge: PSDL_Surface;
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unC0Rr
parents:
diff changeset
   282
    rect: TSDL_Rect;
4611
445d382cd401 A very very basic snow implementation
nemo
parents: 4404
diff changeset
   283
    chars: set of char = [#9,' ',';',':','?','!',','];
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   284
    substr: shortstring;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   285
    edge, corner, tail: TSPrite;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   286
begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   287
    case SpeechType of
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parents:
diff changeset
   288
        1: begin;
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parents:
diff changeset
   289
        edge:= sprSpeechEdge;
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parents:
diff changeset
   290
        corner:= sprSpeechCorner;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   291
        tail:= sprSpeechTail;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   292
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   293
        2: begin;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   294
        edge:= sprThoughtEdge;
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   295
        corner:= sprThoughtCorner;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   296
        tail:= sprThoughtTail;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   297
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   298
        3: begin;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   299
        edge:= sprShoutEdge;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   300
        corner:= sprShoutCorner;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   301
        tail:= sprShoutTail;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   302
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   303
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   304
    edgeHeight:= SpritesData[edge].Height;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   305
    edgeWidth:= SpritesData[edge].Width;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   306
    cornerWidth:= SpritesData[corner].Width;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   307
    cornerHeight:= SpritesData[corner].Height;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   308
    // This one screws up WrapText
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unC0Rr
parents:
diff changeset
   309
    //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...';
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   310
    // This one does not
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   311
    //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... ';
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   312
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   313
    numLines:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   314
6580
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   315
    if length(s) = 0 then
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   316
        s:= '...';
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   317
    font:= CheckCJKFont(s, font);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   318
    w:= 0; h:= 0; // avoid compiler hints
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
diff changeset
   319
    TTF_SizeUTF8(Fontz[font].Handle, Str2PChar(s), @w, @h);
6580
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   320
    if w<8 then
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   321
        w:= 8;
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   322
    j:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   323
    if (length(s) > 20) then
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   324
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   325
        w:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   326
        i:= round(Sqrt(length(s)) * 2);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   327
        s:= WrapText(s, #1, chars, i);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   328
        pos:= 1; prevpos:= 0; line:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   329
    // Find the longest line for the purposes of centring the text.  Font dependant.
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   330
        while pos <= length(s) do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   331
            begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   332
            if (s[pos] = #1) or (pos = length(s)) then
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   333
                begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   334
                inc(numlines);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   335
                if s[pos] <> #1 then inc(pos);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   336
                while s[prevpos+1] = ' ' do inc(prevpos);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   337
                substr:= copy(s, prevpos+1, pos-prevpos-1);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   338
                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
diff changeset
   339
                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
parents: 6286
diff changeset
   340
                if i > w then
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   341
                    w:= i;
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   342
                prevpos:= pos;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   343
                end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   344
            inc(pos);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   345
            end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   346
        end
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   347
    else numLines := 1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   348
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   349
    textWidth:=((w-(cornerWidth-edgeWidth)*2) div edgeWidth)*edgeWidth+edgeWidth;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   350
    textHeight:=(((numlines * h + 2)-((cornerHeight-edgeWidth)*2)) div edgeWidth)*edgeWidth;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   351
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   352
    textHeight:=max(textHeight,edgeWidth);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   353
    //textWidth:=max(textWidth,SpritesData[tail].Width);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   354
    rect.x:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   355
    rect.y:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   356
    rect.w:= textWidth + (cornerWidth * 2);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   357
    rect.h:= textHeight + cornerHeight*2 - edgeHeight + SpritesData[tail].Height;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   358
    //s:= inttostr(w) + ' ' + inttostr(numlines) + ' ' + inttostr(rect.x) + ' '+inttostr(rect.y) + ' ' + inttostr(rect.w) + ' ' + inttostr(rect.h);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   359
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   360
    finalSurface:= SDL_CreateRGBSurface(SDL_SWSURFACE, rect.w, rect.h, 32, RMask, GMask, BMask, AMask);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   361
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   362
    TryDo(finalSurface <> nil, 'RenderString: fail to create surface', true);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   363
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   364
    //////////////////////////////// CORNERS ///////////////////////////////
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   365
    copyToXY(SpritesData[corner].Surface, finalSurface, 0, 0); /////////////////// NW
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   366
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   367
    flipSurface(SpritesData[corner].Surface, true); // store all 4 versions in memory to avoid repeated flips?
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   368
    x:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   369
    y:= textHeight + cornerHeight -1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   370
    copyToXY(SpritesData[corner].Surface, finalSurface, x, y); /////////////////// SW
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   371
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   372
    flipSurface(SpritesData[corner].Surface, false);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   373
    x:= rect.w-cornerWidth-1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   374
    y:= textHeight + cornerHeight -1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   375
    copyToXY(SpritesData[corner].Surface, finalSurface, x, y); /////////////////// SE
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   376
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   377
    flipSurface(SpritesData[corner].Surface, true);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   378
    x:= rect.w-cornerWidth-1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   379
    y:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   380
    copyToXY(SpritesData[corner].Surface, finalSurface, x, y); /////////////////// NE
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   381
    flipSurface(SpritesData[corner].Surface, false); // restore original position
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   382
    //////////////////////////////// END CORNERS ///////////////////////////////
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   383
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   384
    //////////////////////////////// EDGES //////////////////////////////////////
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   385
    x:= cornerWidth;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   386
    y:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   387
    while x < rect.w-cornerWidth-1 do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   388
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   389
        copyToXY(SpritesData[edge].Surface, finalSurface, x, y); ///////////////// top edge
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   390
        inc(x,edgeWidth);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   391
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   392
    flipSurface(SpritesData[edge].Surface, true);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   393
    x:= cornerWidth;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   394
    y:= textHeight + cornerHeight*2 - edgeHeight-1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   395
    while x < rect.w-cornerWidth-1 do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   396
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   397
        copyToXY(SpritesData[edge].Surface, finalSurface, x, y); ///////////////// bottom edge
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   398
        inc(x,edgeWidth);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   399
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   400
    flipSurface(SpritesData[edge].Surface, true); // restore original position
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   401
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   402
    rotatedEdge:= SDL_CreateRGBSurface(SDL_SWSURFACE, edgeHeight, edgeWidth, 32, RMask, GMask, BMask, AMask);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   403
    x:= rect.w - edgeHeight - 1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   404
    y:= cornerHeight;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   405
    //// initially was going to rotate in place, but the SDL spec claims width/height are read only
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   406
    copyRotatedSurface(SpritesData[edge].Surface,rotatedEdge);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   407
    while y < textHeight + cornerHeight do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   408
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   409
        copyToXY(rotatedEdge, finalSurface, x, y);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   410
        inc(y,edgeWidth);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   411
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   412
    flipSurface(rotatedEdge, false); // restore original position
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   413
    x:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   414
    y:= cornerHeight;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   415
    while y < textHeight + cornerHeight do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   416
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   417
        copyToXY(rotatedEdge, finalSurface, x, y);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   418
        inc(y,edgeWidth);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   419
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   420
    //////////////////////////////// END EDGES //////////////////////////////////////
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   421
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   422
    x:= cornerWidth;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   423
    y:= textHeight + cornerHeight * 2 - edgeHeight - 1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   424
    copyToXY(SpritesData[tail].Surface, finalSurface, x, y);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   425
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   426
    rect.x:= edgeHeight;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   427
    rect.y:= edgeHeight;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   428
    rect.w:= rect.w - edgeHeight * 2;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   429
    rect.h:= textHeight + cornerHeight * 2 - edgeHeight * 2;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   430
    i:= rect.w;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   431
    j:= rect.h;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   432
    SDL_FillRect(finalSurface, @rect, cWhiteColor);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   433
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   434
    pos:= 1; prevpos:= 0; line:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   435
    while pos <= length(s) do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   436
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   437
        if (s[pos] = #1) or (pos = length(s)) then
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   438
            begin
6580
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   439
            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
   440
                inc(pos);
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   441
            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
   442
                inc(prevpos);
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   443
            substr:= copy(s, prevpos+1, pos-prevpos-1);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   444
            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
   445
                begin
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   446
                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
   447
                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
   448
                // 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
   449
                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
   450
                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
   451
                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
   452
                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
   453
                inc(line);
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   454
                prevpos:= pos;
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   455
                end;
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   456
                end;
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   457
        inc(pos);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   458
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   459
7291
ad4b6c2b09e8 retaining SDL surfaces in order to allow recreating atlases from scratch without
Wolfgang Steffens <WolfgangSteff@gmail.com>
parents: 7069
diff changeset
   460
    RenderSpeechBubbleTex:= Surface2Atlas(finalSurface, true);
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   461
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   462
    SDL_FreeSurface(rotatedEdge);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   463
end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   464
4611
445d382cd401 A very very basic snow implementation
nemo
parents: 4404
diff changeset
   465
end.