Pull Request #4: Ignore empty sprites in SpriteChooser

This commit is contained in:
Nut.andor
2023-09-10 17:25:03 +02:00
2 changed files with 78 additions and 51 deletions

View File

@@ -1,43 +1,34 @@
package com.gpl.rpg.atcontentstudio.ui.sprites;
import java.awt.BorderLayout;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Image;
import java.awt.Point;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.image.BufferedImage;
import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import javax.swing.ButtonGroup;
import javax.swing.ImageIcon;
import javax.swing.JDialog;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JToggleButton;
import javax.swing.ScrollPaneConstants;
import javax.swing.*;
import com.gpl.rpg.atcontentstudio.ATContentStudio;
import com.gpl.rpg.atcontentstudio.model.Project;
import com.gpl.rpg.atcontentstudio.model.sprites.Spritesheet;
import com.gpl.rpg.atcontentstudio.model.sprites.Spritesheet.Category;
import com.gpl.rpg.atcontentstudio.utils.SpriteUtils;
public class SpriteChooser extends JDialog {
private static final long serialVersionUID = -6018113265015159521L;
private static final int STD_WIDTH = 32;
private static final int STD_HEIGHT = 32;
private static final int MAX_PER_ROW = 10;
public static Map<Project, Map<Spritesheet.Category, SpriteChooser>> cache = new LinkedHashMap<Project, Map<Spritesheet.Category,SpriteChooser>>();
public static Map<Project, Map<Spritesheet.Category, List<Spritesheet>>> cacheValidator = new LinkedHashMap<Project, Map<Category,List<Spritesheet>>>();
public static Map<Project, Map<Spritesheet.Category, SpriteChooser>> cache = new LinkedHashMap<Project, Map<Spritesheet.Category, SpriteChooser>>();
public static Map<Project, Map<Spritesheet.Category, List<Spritesheet>>> cacheValidator = new LinkedHashMap<Project, Map<Category, List<Spritesheet>>>();
public static SpriteChooser getChooser(Project proj, Spritesheet.Category category) {
if (cache.get(proj) == null) {
cache.put(proj, new LinkedHashMap<Spritesheet.Category, SpriteChooser>());
@@ -46,13 +37,13 @@ public class SpriteChooser extends JDialog {
cache.get(proj).put(category, new SpriteChooser(proj, category));
} else {
List<Spritesheet> spritesheets = new ArrayList<Spritesheet>();
for (int i=0; i<proj.getSpritesheetCount(); i++) {
for (int i = 0; i < proj.getSpritesheetCount(); i++) {
Spritesheet sheet = proj.getSpritesheet(i);
if (sheet.category == category) {
spritesheets.add(sheet);
}
}
if ( !spritesheets.equals(cacheValidator.get(proj).get(category)) ) {
if (!spritesheets.equals(cacheValidator.get(proj).get(category))) {
cache.get(proj).put(category, new SpriteChooser(proj, category));
}
}
@@ -65,20 +56,20 @@ public class SpriteChooser extends JDialog {
wanted.pack();
return wanted;
}
private ButtonGroup group;
// private IconButton selectedOne = null;
// private JButton ok;
// private JButton cancel;
public String selectedIconId = null;
public SpriteChooser(Project proj, Category category) {
super(ATContentStudio.frame);
setTitle("Select a sprite");
setModalityType(ModalityType.APPLICATION_MODAL);
List<Spritesheet> spritesheets = new ArrayList<Spritesheet>();
for (int i=0; i<proj.getSpritesheetCount(); i++) {
for (int i = 0; i < proj.getSpritesheetCount(); i++) {
Spritesheet sheet = proj.getSpritesheet(i);
if (sheet.category == category) {
spritesheets.add(sheet);
@@ -88,8 +79,8 @@ public class SpriteChooser extends JDialog {
cacheValidator.put(proj, new LinkedHashMap<Spritesheet.Category, List<Spritesheet>>());
}
cacheValidator.get(proj).put(category, spritesheets);
JPanel pane = new JPanel();
pane.setLayout(new GridBagLayout());
GridBagConstraints c = new GridBagConstraints();
@@ -101,16 +92,19 @@ public class SpriteChooser extends JDialog {
c.gridheight = 1;
c.anchor = GridBagConstraints.NORTHWEST;
c.fill = GridBagConstraints.BOTH;
List<Point> reservedSlots = new ArrayList<Point>();
Point nextFreeSlot = new Point(0, 0);
int i;
Image img;
BufferedImage img;
group = new ButtonGroup();
for (Spritesheet sheet : spritesheets) {
i = 0;
while ((img = sheet.getImage(i)) != null) {
i = -1;
while ((img = sheet.getImage(++i)) != null) {
if (SpriteUtils.checkIsImageEmpty(img)) {
continue;
}
IconButton button = new IconButton(img, sheet.id, i);
group.add(button);
if (sheet.spriteWidth == STD_WIDTH && sheet.spriteHeight == STD_HEIGHT) {
@@ -120,7 +114,7 @@ public class SpriteChooser extends JDialog {
c.gridx = 0;
c.gridy++;
}
nextFreeSlot.setLocation(c.gridx, c.gridy);
nextFreeSlot.setLocation(c.gridx, c.gridy);
} else {
c.gridwidth = (sheet.spriteWidth / STD_WIDTH) + (sheet.spriteWidth % STD_WIDTH == 0 ? 0 : 1);
c.gridheight = (sheet.spriteHeight / STD_HEIGHT) + (sheet.spriteHeight % STD_HEIGHT == 0 ? 0 : 1);
@@ -157,15 +151,14 @@ public class SpriteChooser extends JDialog {
c.gridx = 0;
c.gridy++;
}
nextFreeSlot.setLocation(c.gridx, c.gridy);
nextFreeSlot.setLocation(c.gridx, c.gridy);
}
i++;
}
}
// ok = new JButton("Ok");
// cancel = new JButton("Cancel");
c.gridx = 0;
boolean emptyLine = false;
while (!emptyLine) {
@@ -178,7 +171,7 @@ public class SpriteChooser extends JDialog {
}
}
}
// JPanel buttonPane = new JPanel();
// buttonPane.add(cancel, BorderLayout.WEST);
// buttonPane.add(ok, BorderLayout.EAST);
@@ -190,7 +183,7 @@ public class SpriteChooser extends JDialog {
scroller.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
wrapper.add(scroller, BorderLayout.CENTER);
// wrapper.add(buttonPane, BorderLayout.SOUTH);
// ok.addActionListener(new ActionListener() {
// @Override
// public void actionPerformed(ActionEvent e) {
@@ -200,7 +193,7 @@ public class SpriteChooser extends JDialog {
// if (listener != null) listener.iconSelected(selectedIconId);
// }
// });
// cancel.addActionListener(new ActionListener() {
// @Override
// public void actionPerformed(ActionEvent e) {
@@ -210,21 +203,21 @@ public class SpriteChooser extends JDialog {
// if (listener != null) listener.iconSelected(null);
// }
// });
setContentPane(wrapper);
}
private SpriteChooser.SelectionListener listener = null;
public void setSelectionListener(SpriteChooser.SelectionListener l) {
listener = l;
}
public class IconButton extends JToggleButton {
private static final long serialVersionUID = 7559407153561178455L;
public String sheetId;
public int spriteIndex;
@@ -232,12 +225,12 @@ public class SpriteChooser extends JDialog {
super(new ImageIcon(img));
this.sheetId = sheetId;
this.spriteIndex = spriteIndex;
setToolTipText(sheetId+":"+spriteIndex);
setToolTipText(sheetId + ":" + spriteIndex);
addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
if (IconButton.this.isSelected()) {
selectedIconId = IconButton.this.sheetId+":"+IconButton.this.spriteIndex;
selectedIconId = IconButton.this.sheetId + ":" + IconButton.this.spriteIndex;
SpriteChooser.this.setVisible(false);
SpriteChooser.this.dispose();
if (listener != null) listener.iconSelected(selectedIconId);
@@ -246,9 +239,9 @@ public class SpriteChooser extends JDialog {
});
}
}
public static interface SelectionListener {
public void iconSelected(String selected);
}
}

View File

@@ -0,0 +1,34 @@
package com.gpl.rpg.atcontentstudio.utils;
import java.awt.image.BufferedImage;
import java.awt.image.WritableRaster;
public final class SpriteUtils {
/**
* Check if the image is empty (transparent )
*
* @param img The image to check
* @return true if the image is empty
*/
public static boolean checkIsImageEmpty(BufferedImage img) {
int width = img.getWidth(null);
int height = img.getHeight(null);
WritableRaster raster = img.getAlphaRaster();
if (raster == null) {
return false;
}
for (int x = 0; x < width; x++) {
for (int y = 0; y < height; y++) {
//get pixel alpha value
int alpha = raster.getSample(x, y, 0);
//if alpha is not 0 then the pixel is not transparent
if (alpha != 0) {
return false;
}
}
}
//no non-transparent pixel found
return true;
}
}