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add caching thumbnails

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This commit is contained in:
Mateusz Kowalczyk 2020-01-15 22:08:59 +01:00
parent aa17276aba
commit 9a5c104aa9
2 changed files with 56 additions and 6 deletions
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12
src/main/java/dev/mateuszkowalczyk/ffm/app/DirectoryScanner.java
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@ -1,5 +1,6 @@
package dev.mateuszkowalczyk.ffm.app;
import dev.mateuszkowalczyk.ffm.app.cache.CacheService;
import dev.mateuszkowalczyk.ffm.data.database.photo.Photo;
import dev.mateuszkowalczyk.ffm.data.database.photo.PhotoDAO;
import dev.mateuszkowalczyk.ffm.utils.PropertiesLoader;
@ -8,6 +9,7 @@ import javafx.application.Platform;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
@ -33,19 +35,17 @@ public class DirectoryScanner implements Runnable {
String filename = path.getFileName().toString();
if(this.isImagePath(filename)) {
ImageView imageView = new ImageView();
String newImagePath = CacheService.getInstance().createCachedThumbnail(path.toString());
Photo photo = new Photo();
photo.setPath(path.toString());
photo.setCachedPath(newImagePath);
this.photoDAO.save(photo);
Image image1 = new Image("file:" + path.toString(), 200, 200, false, true);
// Image image1 = new Image("file:" + path.toString(), 200, 200, false, true);
Image image1 = new Image("file:" + newImagePath);
imageView.setImage(image1);
imageView.setFitHeight(200);
imageView.setFitWidth(200);
imageView.setSmooth(true);
imageView.setCache(true);
imageViews.add(imageView);
Platform.runLater(() -> WorkspaceService.getInstance().getMainPageController().addImage(imageView));

50
src/main/java/dev/mateuszkowalczyk/ffm/app/cache/CacheService.java vendored
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@ -1,7 +1,18 @@
package dev.mateuszkowalczyk.ffm.app.cache;
import com.sun.javafx.sg.prism.NGRectangle;
import dev.mateuszkowalczyk.ffm.utils.PropertiesLoader;
import dev.mateuszkowalczyk.ffm.utils.Property;
import javax.imageio.ImageIO;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
public class CacheService {
private static final CacheService instance = new CacheService();
private String path = PropertiesLoader.getInstance().get(Property.PATH_TO_DIRECTORY);
private CacheService () {
this.check();
@ -15,4 +26,43 @@ public class CacheService {
CacheStructureChecker cacheStructureChecker = new CacheStructureChecker();
cacheStructureChecker.check();
}
public String createCachedThumbnail(String path) {
this.path = PropertiesLoader.getInstance().get(Property.PATH_TO_DIRECTORY);
BufferedImage bufferedImage = null;
File image = null;
File newImageFile = null;
String pathToNewFile = null;
try {
image = new File(path);
bufferedImage = ImageIO.read(image);
float divider;
if (bufferedImage.getWidth() > bufferedImage.getHeight()) {
divider = bufferedImage.getWidth() / 200;
} else {
divider = bufferedImage.getHeight() / 200;
}
int width = (int) (bufferedImage.getWidth() / divider);
int height = (int) (bufferedImage.getHeight() / divider);
BufferedImage newImage = new BufferedImage(width, height, bufferedImage.getType());
Graphics2D graphics2D = newImage.createGraphics();
graphics2D.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
graphics2D.drawImage(bufferedImage, 0, 0, width, height, 0, 0, bufferedImage.getWidth(), bufferedImage.getHeight(), null);
graphics2D.dispose();
pathToNewFile = this.path + "/.cache/thumbnails/" + path.substring(this.path.length());
newImageFile = new File(pathToNewFile);
ImageIO.write(newImage, "jpg", newImageFile);
} catch (IOException e) {
e.printStackTrace();
}
return pathToNewFile;
}
}