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drawing-area: allow zooming in to 32px tiles

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git-svn-id: https://micropolis.googlecode.com/svn/trunk/micropolis-java@753 d9718cc8-9f43-0410-858b-315f434eb58c
This commit is contained in:
jason@long.name 2013-07-20 21:29:44 +00:00
parent d452c45d21
commit 103999e578
3 changed files with 49 additions and 6 deletions
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16
src/micropolisj/gui/TileImages.java
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@ -28,7 +28,13 @@ public class TileImages
{
this.TILE_WIDTH = size;
this.TILE_HEIGHT = size;
this.images = loadTileImages("/tiles.png");
//if (size != 16) {
// this.images = loadTileImages("/tiles_"+size+"x"+size+".png", size);
//}
//else {
this.images = loadTileImages("/tiles.png", 16);
//}
}
public static TileImages getInstance(int size)
@ -42,7 +48,7 @@ public class TileImages
return images[tile];
}
private Image [] loadTileImages(String resourceName)
private Image [] loadTileImages(String resourceName, int srcSize)
{
URL iconUrl = TileImages.class.getResource(resourceName);
Image refImage = new ImageIcon(iconUrl).getImage();
@ -51,14 +57,14 @@ public class TileImages
GraphicsDevice dev = env.getDefaultScreenDevice();
GraphicsConfiguration conf = dev.getDefaultConfiguration();
Image [] images = new Image[refImage.getHeight(null) / TILE_HEIGHT];
Image [] images = new Image[refImage.getHeight(null) / srcSize];
for (int i = 0; i < images.length; i++)
{
BufferedImage bi = conf.createCompatibleImage(TILE_WIDTH, TILE_HEIGHT, Transparency.OPAQUE);
Graphics2D gr = bi.createGraphics();
gr.drawImage(refImage, 0, 0, TILE_WIDTH, TILE_HEIGHT,
0, i * TILE_HEIGHT,
TILE_WIDTH, (i+1)*TILE_HEIGHT,
0, i * srcSize,
0 + srcSize, i * srcSize + srcSize,
null);
images[i] = bi;