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) 2004-2012 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);
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procedure copyToXY(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; frame: LongInt = 0);
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procedure DrawLine2Surf(dest: PSDL_Surface; x0,y0,x1,y1:LongInt; r,g,b: byte);
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function  RenderStringTex(s: ansistring; Color: Longword; font: THWFont; maxLength: LongWord = 0): PTexture;
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function  RenderSpeechBubbleTex(s: ansistring; SpeechType: Longword; font: THWFont): PTexture;
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procedure DrawRoundRect(rect: PSDL_Rect; BorderColor, FillColor: Longword; Surface: PSDL_Surface; Clear: boolean);
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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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function WriteInRoundRect(Surface: PSDL_Surface; X, Y: LongInt; Color: LongWord; Font: THWFont; s: ansistring; maxLength: LongWord = 0): 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 + FontBorder * 2 + 4;
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    finalRect.h:= h + FontBorder * 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 + FontBorder + 2;
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    finalRect.y:= Y + FontBorder;
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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 + FontBorder * 2 + 4;
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    finalRect.h:= h + FontBorder * 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);
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begin
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    copyToXY(src, dest, 0,0,src^.w, src^.h, destX, destY);
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end;
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procedure copyToXY(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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   160
            end;
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        end;
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end;
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   163
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procedure DrawSprite2Surf(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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    copyToXY(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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    max: LongInt;
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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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   189
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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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   195
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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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   207
            end;
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        if e2 < dx then
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            begin
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   211
            err:= err + dx;
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            y0:=y0+sy
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   213
            end;
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   214
        end; 
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end;
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   216
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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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   236
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   237
function  RenderStringTex(s: ansistring; Color: Longword; font: THWFont; maxLength: LongWord = 0): 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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   241
    if length(s) = 0 then s:= ' ';
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   242
    font:= CheckCJKFont(s, font);
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   243
    w:= 0; h:= 0; // avoid compiler hints
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835392304f81 and while we are giving SDLh.pas all this love, let's fix the signature of one SDL_ttf calls
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   244
    TTF_SizeUTF8(Fontz[font].Handle, Str2PChar(s), @w, @h);
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   245
    if (maxLength <> 0) and (w > maxLength) then w := maxLength;
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    finalSurface:= SDL_CreateRGBSurface(SDL_SWSURFACE, w + FontBorder * 2 + 4, h + FontBorder * 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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    RenderStringTex:= Surface2Tex(finalSurface, false);
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    SDL_FreeSurface(finalSurface);
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end;
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function RenderSpeechBubbleTex(s: ansistring; SpeechType: Longword; font: THWFont): PTexture;
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   263
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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445d382cd401 A very very basic snow implementation
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    chars: set of char = [#9,' ',';',':','?','!',','];
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    substr: shortstring;
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    edge, corner, tail: TSPrite;
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begin
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    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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        end;
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        2: begin;
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        edge:= sprThoughtEdge;
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        corner:= sprThoughtCorner;
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        tail:= sprThoughtTail;
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        end;
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        3: begin;
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        edge:= sprShoutEdge;
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        corner:= sprShoutCorner;
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        tail:= sprShoutTail;
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        end;
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        end;
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   287
    edgeHeight:= SpritesData[edge].Height;
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diff changeset
   288
    edgeWidth:= SpritesData[edge].Width;
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   289
    cornerWidth:= SpritesData[corner].Width;
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   290
    cornerHeight:= SpritesData[corner].Height;
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   291
    // This one screws up WrapText
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diff changeset
   292
    //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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diff changeset
   293
    // This one does not
b78638b36b89 Introduce uRenderUtils
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diff changeset
   294
    //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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diff changeset
   295
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   296
    numLines:= 0;
b78638b36b89 Introduce uRenderUtils
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diff changeset
   297
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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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   298
    if length(s) = 0 then
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   299
        s:= '...';
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diff changeset
   300
    font:= CheckCJKFont(s, font);
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   301
    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
   302
    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
   303
    if w<8 then
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lovelacer
parents: 6286
diff changeset
   304
        w:= 8;
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parents:
diff changeset
   305
    j:= 0;
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parents:
diff changeset
   306
    if (length(s) > 20) then
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   307
        begin
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   308
        w:= 0;
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parents:
diff changeset
   309
        i:= round(Sqrt(length(s)) * 2);
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parents:
diff changeset
   310
        s:= WrapText(s, #1, chars, i);
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parents:
diff changeset
   311
        pos:= 1; prevpos:= 0; line:= 0;
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parents:
diff changeset
   312
    // Find the longest line for the purposes of centring the text.  Font dependant.
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parents:
diff changeset
   313
        while pos <= length(s) do
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   314
            begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   315
            if (s[pos] = #1) or (pos = length(s)) then
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   316
                begin
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   317
                inc(numlines);
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   318
                if s[pos] <> #1 then inc(pos);
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   319
                while s[prevpos+1] = ' ' do inc(prevpos);
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   320
                substr:= copy(s, prevpos+1, pos-prevpos-1);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   321
                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
   322
                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
   323
                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
   324
                    w:= i;
4380
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   325
                prevpos:= pos;
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   326
                end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   327
            inc(pos);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   328
            end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   329
        end
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   330
    else numLines := 1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   331
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   332
    textWidth:=((w-(cornerWidth-edgeWidth)*2) div edgeWidth)*edgeWidth+edgeWidth;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   333
    textHeight:=(((numlines * h + 2)-((cornerHeight-edgeWidth)*2)) div edgeWidth)*edgeWidth;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   334
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   335
    textHeight:=max(textHeight,edgeWidth);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   336
    //textWidth:=max(textWidth,SpritesData[tail].Width);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   337
    rect.x:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   338
    rect.y:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   339
    rect.w:= textWidth + (cornerWidth * 2);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   340
    rect.h:= textHeight + cornerHeight*2 - edgeHeight + SpritesData[tail].Height;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   341
    //s:= inttostr(w) + ' ' + inttostr(numlines) + ' ' + inttostr(rect.x) + ' '+inttostr(rect.y) + ' ' + inttostr(rect.w) + ' ' + inttostr(rect.h);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   342
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   343
    finalSurface:= SDL_CreateRGBSurface(SDL_SWSURFACE, rect.w, rect.h, 32, RMask, GMask, BMask, AMask);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   344
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   345
    TryDo(finalSurface <> nil, 'RenderString: fail to create surface', true);
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   346
b78638b36b89 Introduce uRenderUtils
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parents:
diff changeset
   347
    //////////////////////////////// CORNERS ///////////////////////////////
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   348
    copyToXY(SpritesData[corner].Surface, finalSurface, 0, 0); /////////////////// NW
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   349
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   350
    flipSurface(SpritesData[corner].Surface, true); // store all 4 versions in memory to avoid repeated flips?
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   351
    x:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   352
    y:= textHeight + cornerHeight -1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   353
    copyToXY(SpritesData[corner].Surface, finalSurface, x, y); /////////////////// SW
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   354
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   355
    flipSurface(SpritesData[corner].Surface, false);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   356
    x:= rect.w-cornerWidth-1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   357
    y:= textHeight + cornerHeight -1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   358
    copyToXY(SpritesData[corner].Surface, finalSurface, x, y); /////////////////// SE
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   359
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   360
    flipSurface(SpritesData[corner].Surface, true);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   361
    x:= rect.w-cornerWidth-1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   362
    y:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   363
    copyToXY(SpritesData[corner].Surface, finalSurface, x, y); /////////////////// NE
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   364
    flipSurface(SpritesData[corner].Surface, false); // restore original position
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   365
    //////////////////////////////// END CORNERS ///////////////////////////////
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   366
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   367
    //////////////////////////////// EDGES //////////////////////////////////////
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   368
    x:= cornerWidth;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   369
    y:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   370
    while x < rect.w-cornerWidth-1 do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   371
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   372
        copyToXY(SpritesData[edge].Surface, finalSurface, x, y); ///////////////// top edge
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   373
        inc(x,edgeWidth);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   374
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   375
    flipSurface(SpritesData[edge].Surface, true);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   376
    x:= cornerWidth;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   377
    y:= textHeight + cornerHeight*2 - edgeHeight-1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   378
    while x < rect.w-cornerWidth-1 do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   379
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   380
        copyToXY(SpritesData[edge].Surface, finalSurface, x, y); ///////////////// bottom edge
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   381
        inc(x,edgeWidth);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   382
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   383
    flipSurface(SpritesData[edge].Surface, true); // restore original position
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   384
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   385
    rotatedEdge:= SDL_CreateRGBSurface(SDL_SWSURFACE, edgeHeight, edgeWidth, 32, RMask, GMask, BMask, AMask);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   386
    x:= rect.w - edgeHeight - 1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   387
    y:= cornerHeight;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   388
    //// initially was going to rotate in place, but the SDL spec claims width/height are read only
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   389
    copyRotatedSurface(SpritesData[edge].Surface,rotatedEdge);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   390
    while y < textHeight + cornerHeight do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   391
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   392
        copyToXY(rotatedEdge, finalSurface, x, y);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   393
        inc(y,edgeWidth);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   394
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   395
    flipSurface(rotatedEdge, false); // restore original position
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   396
    x:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   397
    y:= cornerHeight;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   398
    while y < textHeight + cornerHeight do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   399
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   400
        copyToXY(rotatedEdge, finalSurface, x, y);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   401
        inc(y,edgeWidth);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   402
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   403
    //////////////////////////////// END EDGES //////////////////////////////////////
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   404
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   405
    x:= cornerWidth;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   406
    y:= textHeight + cornerHeight * 2 - edgeHeight - 1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   407
    copyToXY(SpritesData[tail].Surface, finalSurface, x, y);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   408
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   409
    rect.x:= edgeHeight;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   410
    rect.y:= edgeHeight;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   411
    rect.w:= rect.w - edgeHeight * 2;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   412
    rect.h:= textHeight + cornerHeight * 2 - edgeHeight * 2;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   413
    i:= rect.w;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   414
    j:= rect.h;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   415
    SDL_FillRect(finalSurface, @rect, cWhiteColor);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   416
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   417
    pos:= 1; prevpos:= 0; line:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   418
    while pos <= length(s) do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   419
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   420
        if (s[pos] = #1) or (pos = length(s)) then
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   421
            begin
6580
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   422
            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
   423
                inc(pos);
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   424
            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
   425
                inc(prevpos);
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   426
            substr:= copy(s, prevpos+1, pos-prevpos-1);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   427
            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
   428
                begin
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   429
                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
   430
                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
   431
                // 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
   432
                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
   433
                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
   434
                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
   435
                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
   436
                inc(line);
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   437
                prevpos:= pos;
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   438
                end;
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   439
                end;
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   440
        inc(pos);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   441
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   442
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   443
    RenderSpeechBubbleTex:= Surface2Tex(finalSurface, true);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   444
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   445
    SDL_FreeSurface(rotatedEdge);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   446
    SDL_FreeSurface(finalSurface);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   447
end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   448
4611
445d382cd401 A very very basic snow implementation
nemo
parents: 4404
diff changeset
   449
end.