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magarena
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only store one copy of images

master
melvin 2011-07-25 12:05:30 +08:00
parent 2ec0e6027e
commit 381662e697
1 changed files with 20 additions and 42 deletions
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62
src/magic/data/HighQualityCardImagesProvider.java
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@ -19,18 +19,11 @@ import magic.model.MagicCardDefinition;
public class HighQualityCardImagesProvider implements CardImagesProvider {
private static final CardImagesProvider INSTANCE=new HighQualityCardImagesProvider();
private static final int MAX_IMAGES=100;
private final Map<String,BufferedImage> lowImagesMap;
private final Map<String,BufferedImage> highImagesMap;
private final LinkedList<String> retrievedList;
private final Map<String,Image> imagesMap;
public HighQualityCardImagesProvider() {
lowImagesMap=new HashMap<String,BufferedImage>();
highImagesMap=new HashMap<String,BufferedImage>();
retrievedList=new LinkedList<String>();
imagesMap = new magic.ai.StateCache<String,Image>(100);
}
private static final String getFilename(
@ -47,18 +40,23 @@ public class HighQualityCardImagesProvider implements CardImagesProvider {
}
private static BufferedImage loadCardImage(final String filename) {
try {
final InputStream inputStream=new FileInputStream(filename);
final BufferedImage fullImage=ImageIO.read(inputStream);
inputStream.close();
return fullImage;
} catch (final Exception ex) {
final File imageFile = new File(filename);
if (imageFile.isFile()) {
try {
final InputStream inputStream=new FileInputStream(imageFile);
final BufferedImage fullImage=ImageIO.read(inputStream);
inputStream.close();
return fullImage;
} catch (Exception ex) {
return IconImages.MISSING_CARD;
}
} else {
return IconImages.MISSING_CARD;
}
}
@Override
public BufferedImage getImage(
public Image getImage(
final MagicCardDefinition cardDefinition,
final int index,
final boolean high) {
@ -68,40 +66,20 @@ public class HighQualityCardImagesProvider implements CardImagesProvider {
}
final String filename=getFilename(cardDefinition,index);
final Map<String,BufferedImage> map=high?highImagesMap:lowImagesMap;
BufferedImage image=map.get(filename);
Image image = imagesMap.get(filename);
if (image != null) {
retrievedList.remove(filename);
retrievedList.addLast(filename);
return image;
}
if (retrievedList.size() >= MAX_IMAGES) {
final String first=retrievedList.removeFirst();
lowImagesMap.remove(first);
highImagesMap.remove(first);
}
image=loadCardImage(filename);
BufferedImage lowImage;
if (image==IconImages.MISSING_CARD) {
lowImage=image;
} else {
final Image scaledImage=image.getScaledInstance(
image = loadCardImage(filename).getScaledInstance(
CARD_WIDTH,
CARD_HEIGHT,
Image.SCALE_SMOOTH);
lowImage=new BufferedImage(
CARD_WIDTH,
CARD_HEIGHT,
BufferedImage.TYPE_INT_RGB);
lowImage.getGraphics().drawImage(scaledImage,0,0,null);
}
lowImagesMap.put(filename,lowImage);
highImagesMap.put(filename,image);
retrievedList.addLast(filename);
return high?image:lowImage;
imagesMap.put(filename, image);
return image;
}
public static CardImagesProvider getInstance() {