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refactor(renderer): consume mouse events in various controls for improved interaction handling

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extio-de
2026-01-25 18:38:18 +01:00
parent b2b055c9b3
commit f7556a134e
5 changed files with 856 additions and 0 deletions
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9
src/main/java/de/extio/game_engine/renderer/g2d/control/components/CustomAbstractButton.java
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@@ -138,16 +138,19 @@ public abstract class CustomAbstractButton extends Component {
@Override @Override
public void mousePressed(final MouseEvent e) { public void mousePressed(final MouseEvent e) {
if (!CustomAbstractButton.this.isEnabled()) { if (!CustomAbstractButton.this.isEnabled()) {
e.consume();
return; return;
} }
CustomAbstractButton.this.state |= STATE_PRESSED; CustomAbstractButton.this.state |= STATE_PRESSED;
CustomAbstractButton.this.dirty = true; CustomAbstractButton.this.dirty = true;
e.consume();
} }
@Override @Override
public void mouseReleased(final MouseEvent e) { public void mouseReleased(final MouseEvent e) {
if (!CustomAbstractButton.this.isEnabled()) { if (!CustomAbstractButton.this.isEnabled()) {
e.consume();
return; return;
} }
@@ -158,17 +161,20 @@ public abstract class CustomAbstractButton extends Component {
CustomAbstractButton.this.dirty = true; CustomAbstractButton.this.dirty = true;
listener.actionPerformed(new ActionEvent(this, CustomAbstractButton.this.state & STATE_TOGGLED, null)); listener.actionPerformed(new ActionEvent(this, CustomAbstractButton.this.state & STATE_TOGGLED, null));
e.consume();
} }
@Override @Override
public void mouseEntered(final MouseEvent e) { public void mouseEntered(final MouseEvent e) {
if (!CustomAbstractButton.this.isEnabled()) { if (!CustomAbstractButton.this.isEnabled()) {
e.consume();
return; return;
} }
CustomAbstractButton.this.state |= STATE_HOVERED; CustomAbstractButton.this.state |= STATE_HOVERED;
CustomAbstractButton.this.dirty = true; CustomAbstractButton.this.dirty = true;
CustomAbstractButton.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY()); CustomAbstractButton.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY());
e.consume();
} }
@Override @Override
@@ -176,6 +182,7 @@ public abstract class CustomAbstractButton extends Component {
CustomAbstractButton.this.lastMousePosition = null; CustomAbstractButton.this.lastMousePosition = null;
CustomAbstractButton.this.state &= ~STATE_HOVERED; CustomAbstractButton.this.state &= ~STATE_HOVERED;
CustomAbstractButton.this.dirty = true; CustomAbstractButton.this.dirty = true;
e.consume();
} }
}); });
@@ -184,11 +191,13 @@ public abstract class CustomAbstractButton extends Component {
@Override @Override
public void mouseMoved(final MouseEvent e) { public void mouseMoved(final MouseEvent e) {
CustomAbstractButton.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY()); CustomAbstractButton.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY());
e.consume();
} }
@Override @Override
public void mouseDragged(final MouseEvent e) { public void mouseDragged(final MouseEvent e) {
CustomAbstractButton.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY()); CustomAbstractButton.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY());
e.consume();
} }
}); });
} }

6
src/main/java/de/extio/game_engine/renderer/g2d/control/components/CustomLabel.java
View File

@@ -108,6 +108,7 @@ public class CustomLabel extends Component {
public void mousePressed(final MouseEvent e) { public void mousePressed(final MouseEvent e) {
CustomLabel.this.state |= STATE_PRESSED; CustomLabel.this.state |= STATE_PRESSED;
CustomLabel.this.dirty = true; CustomLabel.this.dirty = true;
e.consume();
} }
@Override @Override
@@ -115,6 +116,7 @@ public class CustomLabel extends Component {
CustomLabel.this.state &= ~STATE_PRESSED; CustomLabel.this.state &= ~STATE_PRESSED;
listener.actionPerformed(new ActionEvent(this, 0, null)); listener.actionPerformed(new ActionEvent(this, 0, null));
CustomLabel.this.dirty = true; CustomLabel.this.dirty = true;
e.consume();
} }
@Override @Override
@@ -122,6 +124,7 @@ public class CustomLabel extends Component {
CustomLabel.this.state |= STATE_HOVERED; CustomLabel.this.state |= STATE_HOVERED;
CustomLabel.this.dirty = true; CustomLabel.this.dirty = true;
CustomLabel.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY()); CustomLabel.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY());
e.consume();
} }
@Override @Override
@@ -129,6 +132,7 @@ public class CustomLabel extends Component {
CustomLabel.this.state &= ~STATE_HOVERED; CustomLabel.this.state &= ~STATE_HOVERED;
CustomLabel.this.dirty = true; CustomLabel.this.dirty = true;
CustomLabel.this.lastMousePosition = null; CustomLabel.this.lastMousePosition = null;
e.consume();
} }
}); });
@@ -137,11 +141,13 @@ public class CustomLabel extends Component {
@Override @Override
public void mouseMoved(final MouseEvent e) { public void mouseMoved(final MouseEvent e) {
CustomLabel.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY()); CustomLabel.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY());
e.consume();
} }
@Override @Override
public void mouseDragged(final MouseEvent e) { public void mouseDragged(final MouseEvent e) {
CustomLabel.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY()); CustomLabel.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY());
e.consume();
} }
}); });
} }

826
src/main/java/de/extio/game_engine/renderer/g2d/control/components/CustomMultiLineTextArea.java Normal file
View File

@@ -0,0 +1,826 @@
package de.extio.game_engine.renderer.g2d.control.components;
import java.awt.Color;
import java.awt.Component;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.event.FocusEvent;
import java.awt.event.FocusListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.MouseMotionListener;
import java.awt.event.MouseWheelEvent;
import java.awt.event.MouseWheelListener;
import java.util.ArrayList;
import java.util.List;
import java.util.function.Consumer;
import de.extio.game_engine.renderer.ThemeManager;
import de.extio.game_engine.renderer.g2d.bo.rendering.G2DDrawFont;
import de.extio.game_engine.renderer.g2d.theme.Theme;
import de.extio.game_engine.spatial2.model.ImmutableCoordI2;
@SuppressWarnings("serial")
public class CustomMultiLineTextArea extends Component {
private static final int SCROLLBAR_WIDTH = 12;
private static final int SCROLLBAR_MIN_THUMB_HEIGHT = 20;
private static final int SCROLL_WHEEL_LINES = 3;
private static final int CARET_BLINK_INTERVAL = 500;
private String text = "";
private int caretPosition = 0;
private int scrollOffsetY = 0;
private int fontSize;
private double scaleFactor;
private boolean enabled = true;
private Color backgroundColor;
private Color foregroundColor;
private boolean dirty = true;
private boolean readonly = false;
private long lastBlinkTime = 0;
private boolean caretVisible = true;
private int scrollbarThumbY = 0;
private int scrollbarThumbHeight = 0;
private boolean scrollbarDragging = false;
private int scrollbarDragStartY = 0;
private int scrollbarDragStartOffset = 0;
private int cachedLineHeight = 0;
private int cachedFontSize = 0;
private final ThemeManager themeManager;
private final Consumer<String> onTextChanged;
public void setText(final String text) {
this.text = text == null ? "" : text;
this.caretPosition = Math.min(this.caretPosition, this.text.length());
this.dirty = true;
}
public String getText() {
return this.text;
}
public void setFontSize(final int fontSize) {
if (this.fontSize != fontSize) {
this.cachedLineHeight = 0;
}
this.fontSize = fontSize;
this.dirty = true;
}
public void setScaleFactor(final double scaleFactor) {
this.scaleFactor = scaleFactor;
this.dirty = true;
}
@Override
public void setEnabled(final boolean enabled) {
this.enabled = enabled;
this.dirty = true;
}
public void setReadonly(final boolean readonly) {
this.readonly = readonly;
}
public void setBackgroundColor(final Color color) {
this.backgroundColor = color;
this.dirty = true;
}
public void setForegroundColor(final Color color) {
this.foregroundColor = color;
this.dirty = true;
}
public boolean isDirty() {
return this.dirty;
}
public void setDirty(final boolean dirty) {
this.dirty = dirty;
}
public CustomMultiLineTextArea(final ThemeManager themeManager, final Consumer<String> onTextChanged) {
this.themeManager = themeManager;
this.onTextChanged = onTextChanged;
this.setIgnoreRepaint(true);
this.setFocusable(true);
this.addKeyListener(new KeyListener() {
@Override
public void keyTyped(final KeyEvent e) {
if (!CustomMultiLineTextArea.this.enabled || CustomMultiLineTextArea.this.readonly) {
return;
}
final char ch = e.getKeyChar();
if (!Character.isISOControl(ch)) {
insertChar(ch);
}
else if (ch == '\n' || ch == '\r') {
insertChar('\n');
}
else if (ch == '\b') {
backspace();
}
}
@Override
public void keyPressed(final KeyEvent e) {
if (!CustomMultiLineTextArea.this.enabled) {
return;
}
switch (e.getKeyCode()) {
case KeyEvent.VK_LEFT:
if (CustomMultiLineTextArea.this.caretPosition > 0) {
CustomMultiLineTextArea.this.caretPosition--;
ensureCaretVisible();
CustomMultiLineTextArea.this.dirty = true;
}
break;
case KeyEvent.VK_RIGHT:
if (CustomMultiLineTextArea.this.caretPosition < CustomMultiLineTextArea.this.text.length()) {
CustomMultiLineTextArea.this.caretPosition++;
ensureCaretVisible();
CustomMultiLineTextArea.this.dirty = true;
}
break;
case KeyEvent.VK_UP:
moveCaretUp();
break;
case KeyEvent.VK_DOWN:
moveCaretDown();
break;
case KeyEvent.VK_HOME:
moveCaretToLineStart();
break;
case KeyEvent.VK_END:
moveCaretToLineEnd();
break;
case KeyEvent.VK_DELETE:
if (!CustomMultiLineTextArea.this.readonly && CustomMultiLineTextArea.this.caretPosition < CustomMultiLineTextArea.this.text.length()) {
CustomMultiLineTextArea.this.text = CustomMultiLineTextArea.this.text.substring(0, CustomMultiLineTextArea.this.caretPosition) +
CustomMultiLineTextArea.this.text.substring(CustomMultiLineTextArea.this.caretPosition + 1);
notifyTextChanged();
CustomMultiLineTextArea.this.dirty = true;
}
break;
}
}
@Override
public void keyReleased(final KeyEvent e) {
}
});
this.addMouseListener(new MouseAdapter() {
@Override
public void mousePressed(final MouseEvent e) {
CustomMultiLineTextArea.this.requestFocus();
if (!CustomMultiLineTextArea.this.enabled) {
return;
}
if (isInScrollbarArea(e.getX(), e.getY())) {
handleScrollbarClick(e.getY());
}
else {
updateCaretPosition(e.getX(), e.getY());
}
e.consume();
}
@Override
public void mouseReleased(final MouseEvent e) {
CustomMultiLineTextArea.this.scrollbarDragging = false;
e.consume();
}
});
this.addMouseMotionListener(new MouseMotionListener() {
@Override
public void mouseMoved(final MouseEvent e) {
}
@Override
public void mouseDragged(final MouseEvent e) {
if (CustomMultiLineTextArea.this.scrollbarDragging) {
handleScrollbarDrag(e.getY());
e.consume();
}
}
});
this.addMouseWheelListener(new MouseWheelListener() {
@Override
public void mouseWheelMoved(final MouseWheelEvent e) {
if (!CustomMultiLineTextArea.this.enabled) {
return;
}
final int lineHeight = getLineHeight();
final int scrollAmount = e.getWheelRotation() * SCROLL_WHEEL_LINES * lineHeight;
scroll(scrollAmount);
e.consume();
}
});
this.addFocusListener(new FocusListener() {
@Override
public void focusGained(final FocusEvent e) {
CustomMultiLineTextArea.this.dirty = true;
}
@Override
public void focusLost(final FocusEvent e) {
CustomMultiLineTextArea.this.dirty = true;
}
});
}
private void insertChar(final char ch) {
this.text = this.text.substring(0, this.caretPosition) + ch + this.text.substring(this.caretPosition);
this.caretPosition++;
ensureCaretVisible();
notifyTextChanged();
this.dirty = true;
}
private void backspace() {
if (this.caretPosition > 0) {
this.text = this.text.substring(0, this.caretPosition - 1) + this.text.substring(this.caretPosition);
this.caretPosition--;
ensureCaretVisible();
notifyTextChanged();
this.dirty = true;
}
}
private void notifyTextChanged() {
if (this.onTextChanged != null) {
this.onTextChanged.accept(this.text);
}
}
private void moveCaretUp() {
final List<String> lines = getLines();
final int currentLine = getCaretLine();
if (currentLine > 0) {
final int currentLineStart = getLineStartPosition(currentLine);
final int offsetInLine = this.caretPosition - currentLineStart;
final int prevLineStart = getLineStartPosition(currentLine - 1);
final int prevLineLength = lines.get(currentLine - 1).length();
this.caretPosition = prevLineStart + Math.min(offsetInLine, prevLineLength);
ensureCaretVisible();
this.dirty = true;
}
}
private void moveCaretDown() {
final List<String> lines = getLines();
final int currentLine = getCaretLine();
if (currentLine < lines.size() - 1) {
final int currentLineStart = getLineStartPosition(currentLine);
final int offsetInLine = this.caretPosition - currentLineStart;
final int nextLineStart = getLineStartPosition(currentLine + 1);
final int nextLineLength = lines.get(currentLine + 1).length();
this.caretPosition = nextLineStart + Math.min(offsetInLine, nextLineLength);
ensureCaretVisible();
this.dirty = true;
}
}
private void moveCaretToLineStart() {
final int currentLine = getCaretLine();
this.caretPosition = getLineStartPosition(currentLine);
ensureCaretVisible();
this.dirty = true;
}
private void moveCaretToLineEnd() {
final int currentLine = getCaretLine();
final List<String> lines = getLines();
this.caretPosition = getLineStartPosition(currentLine) + lines.get(currentLine).length();
ensureCaretVisible();
this.dirty = true;
}
private List<String> getLines() {
if (this.text.isEmpty()) {
final List<String> result = new ArrayList<>();
result.add("");
return result;
}
final String[] split = this.text.split("\n", -1);
final List<String> result = new ArrayList<>();
for (final String line : split) {
result.add(line);
}
return result;
}
private List<String> getWrappedLines() {
if (this.getGraphics() == null) {
return getLines();
}
final List<String> rawLines = getLines();
final List<String> wrappedLines = new ArrayList<>();
final int textAreaWidth = (int) ((this.getWidth() / this.scaleFactor) - SCROLLBAR_WIDTH - 4);
for (final String rawLine : rawLines) {
if (rawLine.isEmpty()) {
wrappedLines.add("");
continue;
}
final int lineWidth = G2DDrawFont.getTextDimensions(rawLine, this.getGraphics(), this.fontSize, 1.0).getX();
if (lineWidth <= textAreaWidth) {
wrappedLines.add(rawLine);
}
else {
final String[] words = rawLine.split(" ");
final StringBuilder currentLine = new StringBuilder();
for (final String word : words) {
final String testLine = currentLine.isEmpty() ? word : currentLine + " " + word;
final int testWidth = G2DDrawFont.getTextDimensions(testLine, this.getGraphics(), this.fontSize, 1.0).getX();
if (testWidth <= textAreaWidth) {
if (!currentLine.isEmpty()) {
currentLine.append(" ");
}
currentLine.append(word);
}
else {
if (!currentLine.isEmpty()) {
wrappedLines.add(currentLine.toString());
currentLine.setLength(0);
}
currentLine.append(word);
}
}
if (!currentLine.isEmpty()) {
wrappedLines.add(currentLine.toString());
}
}
}
return wrappedLines;
}
private int getCaretLine() {
final List<String> lines = getLines();
int pos = 0;
for (int i = 0; i < lines.size(); i++) {
final int lineLength = lines.get(i).length() + 1;
if (pos + lineLength > this.caretPosition || i == lines.size() - 1) {
return i;
}
pos += lineLength;
}
return lines.size() - 1;
}
private int getLineStartPosition(final int lineIndex) {
final List<String> lines = getLines();
int pos = 0;
for (int i = 0; i < lineIndex && i < lines.size(); i++) {
pos += lines.get(i).length() + 1;
}
return pos;
}
private int getLineHeight() {
if (this.cachedLineHeight > 0 && this.cachedFontSize == this.fontSize) {
return this.cachedLineHeight;
}
if (this.getGraphics() == null) {
return 20;
}
final int height = (int) (G2DDrawFont.getTextDimensions("ÄÖÜABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyzgjpqy", this.getGraphics(), this.fontSize, 1.0).getY() * G2DDrawFont.FONT_LEADING);
this.cachedLineHeight = height;
this.cachedFontSize = this.fontSize;
return height;
}
private void updateCaretPosition(final int mouseX, final int mouseY) {
final List<String> wrappedLines = getWrappedLines();
final List<String> rawLines = getLines();
final int lineHeight = getLineHeight();
final int clickedWrappedLine = Math.max(0, Math.min(wrappedLines.size() - 1, (mouseY + this.scrollOffsetY) / lineHeight));
int rawLineIndex = 0;
int wrappedLineCount = 0;
int charOffset = 0;
for (int i = 0; i < rawLines.size(); i++) {
final String rawLine = rawLines.get(i);
final int rawLineWidth = G2DDrawFont.getTextDimensions(rawLine, this.getGraphics(), this.fontSize, 1.0).getX();
final int textAreaWidth = (int) ((this.getWidth() / this.scaleFactor) - SCROLLBAR_WIDTH - 4);
int linesForThisRaw = 1;
if (!rawLine.isEmpty() && rawLineWidth > textAreaWidth) {
final String[] words = rawLine.split(" ");
final StringBuilder currentLine = new StringBuilder();
linesForThisRaw = 0;
for (final String word : words) {
final String testLine = currentLine.isEmpty() ? word : currentLine + " " + word;
final int testWidth = G2DDrawFont.getTextDimensions(testLine, this.getGraphics(), this.fontSize, 1.0).getX();
if (testWidth <= textAreaWidth) {
if (!currentLine.isEmpty()) {
currentLine.append(" ");
}
currentLine.append(word);
}
else {
if (!currentLine.isEmpty()) {
linesForThisRaw++;
currentLine.setLength(0);
}
currentLine.append(word);
}
}
if (!currentLine.isEmpty()) {
linesForThisRaw++;
}
}
if (clickedWrappedLine >= wrappedLineCount && clickedWrappedLine < wrappedLineCount + linesForThisRaw) {
rawLineIndex = i;
final String clickedLine = wrappedLines.get(clickedWrappedLine);
int bestPos = 0;
int bestDist = Integer.MAX_VALUE;
for (int j = 0; j <= clickedLine.length(); j++) {
final String substr = clickedLine.substring(0, j);
final int textWidth = G2DDrawFont.getTextDimensions(substr, this.getGraphics(), this.fontSize, 1.0).getX();
final int dist = Math.abs((int) (textWidth * this.scaleFactor) - mouseX);
if (dist < bestDist) {
bestDist = dist;
bestPos = j;
}
}
int positionInRaw = 0;
for (int k = wrappedLineCount; k < clickedWrappedLine; k++) {
positionInRaw += wrappedLines.get(k).length() + 1;
}
positionInRaw += bestPos;
this.caretPosition = charOffset + Math.min(positionInRaw, rawLine.length());
this.dirty = true;
return;
}
wrappedLineCount += linesForThisRaw;
charOffset += rawLine.length() + 1;
}
this.caretPosition = Math.min(this.text.length(), charOffset);
this.dirty = true;
}
private void ensureCaretVisible() {
final List<String> wrappedLines = getWrappedLines();
final int lineHeight = getLineHeight();
int wrappedLineIndex = 0;
int charCount = 0;
final List<String> rawLines = getLines();
for (int i = 0; i < rawLines.size(); i++) {
final String rawLine = rawLines.get(i);
final int rawLineLength = rawLine.length() + 1;
if (charCount + rawLineLength > this.caretPosition || i == rawLines.size() - 1) {
final int posInRaw = this.caretPosition - charCount;
int currentPos = 0;
int wrappedOffset = 0;
while (wrappedLineIndex < wrappedLines.size()) {
final String wrappedLine = wrappedLines.get(wrappedLineIndex);
final int wrappedLen = wrappedLine.length();
if (currentPos + wrappedLen >= posInRaw || wrappedLineIndex == wrappedLines.size() - 1) {
break;
}
currentPos += wrappedLen + 1;
wrappedLineIndex++;
wrappedOffset++;
}
break;
}
final String rawLine2 = rawLines.get(i);
final int rawLineWidth = G2DDrawFont.getTextDimensions(rawLine2, this.getGraphics(), this.fontSize, 1.0).getX();
final int textAreaWidth = (int) ((this.getWidth() / this.scaleFactor) - SCROLLBAR_WIDTH - 4);
if (rawLine2.isEmpty() || rawLineWidth <= textAreaWidth) {
wrappedLineIndex++;
}
else {
final String[] words = rawLine2.split(" ");
final StringBuilder currentLine = new StringBuilder();
for (final String word : words) {
final String testLine = currentLine.isEmpty() ? word : currentLine + " " + word;
final int testWidth = G2DDrawFont.getTextDimensions(testLine, this.getGraphics(), this.fontSize, 1.0).getX();
if (testWidth <= textAreaWidth) {
if (!currentLine.isEmpty()) {
currentLine.append(" ");
}
currentLine.append(word);
}
else {
if (!currentLine.isEmpty()) {
wrappedLineIndex++;
currentLine.setLength(0);
}
currentLine.append(word);
}
}
if (!currentLine.isEmpty()) {
wrappedLineIndex++;
}
}
charCount += rawLineLength;
}
final int caretY = wrappedLineIndex * lineHeight;
final int visibleHeight = (int) (this.getHeight() / this.scaleFactor);
if (caretY < this.scrollOffsetY) {
this.scrollOffsetY = caretY;
}
else if (caretY + lineHeight > this.scrollOffsetY + visibleHeight) {
this.scrollOffsetY = caretY + lineHeight - visibleHeight;
}
this.scrollOffsetY = Math.max(0, this.scrollOffsetY);
this.dirty = true;
}
private boolean isInScrollbarArea(final int mouseX, final int mouseY) {
final int scrollbarX = (int) (this.getWidth() / this.scaleFactor) - SCROLLBAR_WIDTH;
return mouseX >= scrollbarX * this.scaleFactor;
}
private void handleScrollbarClick(final int mouseY) {
final int scaledY = (int) (mouseY / this.scaleFactor);
if (scaledY >= this.scrollbarThumbY && scaledY < this.scrollbarThumbY + this.scrollbarThumbHeight) {
this.scrollbarDragging = true;
this.scrollbarDragStartY = scaledY;
this.scrollbarDragStartOffset = this.scrollOffsetY;
}
else {
final int lineHeight = getLineHeight();
final int visibleHeight = (int) (this.getHeight() / this.scaleFactor);
final int clickedThumbY = scaledY - this.scrollbarThumbHeight / 2;
final int totalContentHeight = getWrappedLines().size() * lineHeight;
final int maxScroll = Math.max(0, totalContentHeight - visibleHeight);
final int scrollbarHeight = (int) (this.getHeight() / this.scaleFactor);
final int maxThumbY = scrollbarHeight - this.scrollbarThumbHeight;
if (maxThumbY > 0) {
this.scrollOffsetY = (int) ((clickedThumbY / (double) maxThumbY) * maxScroll);
this.scrollOffsetY = Math.max(0, Math.min(maxScroll, this.scrollOffsetY));
this.dirty = true;
}
}
}
private void handleScrollbarDrag(final int mouseY) {
final int scaledY = (int) (mouseY / this.scaleFactor);
final int deltaY = scaledY - this.scrollbarDragStartY;
final int lineHeight = getLineHeight();
final int visibleHeight = (int) (this.getHeight() / this.scaleFactor);
final int totalContentHeight = getWrappedLines().size() * lineHeight;
final int maxScroll = Math.max(0, totalContentHeight - visibleHeight);
final int scrollbarHeight = (int) (this.getHeight() / this.scaleFactor);
final int maxThumbY = scrollbarHeight - this.scrollbarThumbHeight;
if (maxThumbY > 0) {
final double scrollRatio = deltaY / (double) maxThumbY;
this.scrollOffsetY = this.scrollbarDragStartOffset + (int) (scrollRatio * maxScroll);
this.scrollOffsetY = Math.max(0, Math.min(maxScroll, this.scrollOffsetY));
this.dirty = true;
}
}
private void scroll(final int amount) {
final List<String> wrappedLines = getWrappedLines();
final int lineHeight = getLineHeight();
final int totalContentHeight = wrappedLines.size() * lineHeight;
final int visibleHeight = (int) (this.getHeight() / this.scaleFactor);
final int maxScroll = Math.max(0, totalContentHeight - visibleHeight);
this.scrollOffsetY += amount;
this.scrollOffsetY = Math.max(0, Math.min(maxScroll, this.scrollOffsetY));
this.dirty = true;
}
@Override
public void update(final Graphics g) {
}
@Override
public void paint(final Graphics g) {
if (this.themeManager == null) {
return;
}
final var g2d = (Graphics2D) g;
final Theme theme = this.themeManager.getCurrentTheme();
final Color bgColor = this.backgroundColor != null ? this.backgroundColor : theme.getBackgroundNormal().toColor();
g2d.setColor(bgColor);
g2d.fillRect(0, 0, this.getWidth(), this.getHeight());
final int textAreaWidth = (int) ((this.getWidth() / this.scaleFactor) - SCROLLBAR_WIDTH);
final int visibleHeight = (int) (this.getHeight() / this.scaleFactor);
final List<String> wrappedLines = getWrappedLines();
final int lineHeight = getLineHeight();
final Color fgColor = this.foregroundColor != null ? this.foregroundColor : theme.getTextNormal().toColor();
g2d.setColor(fgColor);
final var oldClip = g2d.getClip();
g2d.setClip(0, 0, (int) (textAreaWidth * this.scaleFactor), this.getHeight());
final int startLine = Math.max(0, this.scrollOffsetY / lineHeight);
final int endLine = Math.min(wrappedLines.size(), (this.scrollOffsetY + visibleHeight) / lineHeight + 2);
for (int i = startLine; i < endLine; i++) {
final String line = wrappedLines.get(i);
final int yPos = i * lineHeight - this.scrollOffsetY;
if (yPos + lineHeight >= 0 && yPos < visibleHeight) {
final var textDim = G2DDrawFont.getTextDimensions(line, g2d, this.fontSize, 1.0);
final var textDimScaled = ImmutableCoordI2.create((int) (textDim.getX() * this.scaleFactor), (int) (textDim.getY() * this.scaleFactor));
G2DDrawFont.renderText(g2d, textDimScaled, this.scaleFactor, 2, yPos, this.fontSize, line);
}
}
if (this.isFocusOwner() && this.enabled) {
final long currentTime = System.currentTimeMillis();
if (currentTime - this.lastBlinkTime > CARET_BLINK_INTERVAL) {
this.caretVisible = !this.caretVisible;
this.lastBlinkTime = currentTime;
}
if (this.caretVisible) {
int wrappedLineIndex = 0;
int charCount = 0;
final List<String> rawLines = getLines();
for (int i = 0; i < rawLines.size(); i++) {
final String rawLine = rawLines.get(i);
final int rawLineLength = rawLine.length() + 1;
if (charCount + rawLineLength > this.caretPosition || i == rawLines.size() - 1) {
final int posInRaw = this.caretPosition - charCount;
int currentPos = 0;
String caretWrappedLine = "";
int caretPosInWrappedLine = 0;
while (wrappedLineIndex < wrappedLines.size()) {
final String wrappedLine = wrappedLines.get(wrappedLineIndex);
final int wrappedLen = wrappedLine.length();
if (currentPos + wrappedLen >= posInRaw) {
caretWrappedLine = wrappedLine;
caretPosInWrappedLine = posInRaw - currentPos;
break;
}
currentPos += wrappedLen + 1;
wrappedLineIndex++;
}
final String beforeCaret = caretPosInWrappedLine > 0 && caretPosInWrappedLine <= caretWrappedLine.length()
? caretWrappedLine.substring(0, caretPosInWrappedLine)
: "";
final int caretX = (int) (G2DDrawFont.getTextDimensions(beforeCaret, g2d, this.fontSize, 1.0).getX() * this.scaleFactor) + 2;
final int caretY = (int) ((wrappedLineIndex * lineHeight - this.scrollOffsetY) * this.scaleFactor);
final int textHeight = (int) (G2DDrawFont.getTextDimensions("M", g2d, this.fontSize, 1.0).getY() * this.scaleFactor);
if (caretY >= 0 && caretY < this.getHeight()) {
g2d.setColor((currentTime % 1000 < 500) ? theme.getSelectionPrimary().toColor() : theme.getSelectionSecondary().toColor());
g2d.fillRect(caretX, caretY, 2, textHeight);
}
break;
}
final int rawLineWidth = G2DDrawFont.getTextDimensions(rawLine, g2d, this.fontSize, 1.0).getX();
final int wrapWidth = (int) ((this.getWidth() / this.scaleFactor) - SCROLLBAR_WIDTH - 4);
if (rawLine.isEmpty() || rawLineWidth <= wrapWidth) {
wrappedLineIndex++;
}
else {
final String[] words = rawLine.split(" ");
final StringBuilder currentLine = new StringBuilder();
for (final String word : words) {
final String testLine = currentLine.isEmpty() ? word : currentLine + " " + word;
final int testWidth = G2DDrawFont.getTextDimensions(testLine, g2d, this.fontSize, 1.0).getX();
if (testWidth <= wrapWidth) {
if (!currentLine.isEmpty()) {
currentLine.append(" ");
}
currentLine.append(word);
}
else {
if (!currentLine.isEmpty()) {
wrappedLineIndex++;
currentLine.setLength(0);
}
currentLine.append(word);
}
}
if (!currentLine.isEmpty()) {
wrappedLineIndex++;
}
}
charCount += rawLineLength;
}
}
}
g2d.setClip(oldClip);
final int totalContentHeight = wrappedLines.size() * lineHeight;
if (totalContentHeight > visibleHeight) {
drawScrollbar(g2d, theme, visibleHeight, totalContentHeight);
}
}
private void drawScrollbar(final Graphics2D g2d, final Theme theme, final int visibleHeight, final int totalContentHeight) {
final int scrollbarX = (int) (this.getWidth() / this.scaleFactor) - SCROLLBAR_WIDTH;
final int scrollbarHeight = (int) (this.getHeight() / this.scaleFactor);
g2d.setColor(theme.getBackgroundNormal().toColor().darker());
g2d.fillRect((int) (scrollbarX * this.scaleFactor), 0, (int) (SCROLLBAR_WIDTH * this.scaleFactor), this.getHeight());
final double visibleRatio = Math.min(1.0, (double) visibleHeight / totalContentHeight);
this.scrollbarThumbHeight = Math.max(SCROLLBAR_MIN_THUMB_HEIGHT, (int) (scrollbarHeight * visibleRatio));
final int maxScroll = Math.max(0, totalContentHeight - visibleHeight);
final int maxThumbY = scrollbarHeight - this.scrollbarThumbHeight;
if (maxScroll > 0) {
this.scrollbarThumbY = (int) ((this.scrollOffsetY / (double) maxScroll) * maxThumbY);
}
else {
this.scrollbarThumbY = 0;
}
g2d.setColor(theme.getSelectionPrimary().toColor());
g2d.fillRect((int) ((scrollbarX + 2) * this.scaleFactor), (int) (this.scrollbarThumbY * this.scaleFactor),
(int) ((SCROLLBAR_WIDTH - 4) * this.scaleFactor), (int) (this.scrollbarThumbHeight * this.scaleFactor));
}
}

9
src/main/java/de/extio/game_engine/renderer/g2d/control/components/CustomPopupMenu.java
View File

@@ -65,19 +65,23 @@ public class CustomPopupMenu extends Component {
@Override @Override
public void mousePressed(final MouseEvent e) { public void mousePressed(final MouseEvent e) {
CustomPopupMenu.this.dirty = true; CustomPopupMenu.this.dirty = true;
e.consume();
} }
@Override @Override
public void mouseReleased(final MouseEvent e) { public void mouseReleased(final MouseEvent e) {
if (!CustomPopupMenu.this.enabled) { if (!CustomPopupMenu.this.enabled) {
e.consume();
return; return;
} }
final var index = CustomPopupMenu.this.getHoveredIndex(); final var index = CustomPopupMenu.this.getHoveredIndex();
if (index < 0 || index >= CustomPopupMenu.this.items.size()) { if (index < 0 || index >= CustomPopupMenu.this.items.size()) {
e.consume();
return; return;
} }
final var item = CustomPopupMenu.this.items.get(index); final var item = CustomPopupMenu.this.items.get(index);
if (item == null || !item.enabled()) { if (item == null || !item.enabled()) {
e.consume();
return; return;
} }
CustomPopupMenu.this.lastSelectedItemId = item.id(); CustomPopupMenu.this.lastSelectedItemId = item.id();
@@ -85,18 +89,21 @@ public class CustomPopupMenu extends Component {
CustomPopupMenu.this.actionListener.actionPerformed(new ActionEvent(this, 0, item.id())); CustomPopupMenu.this.actionListener.actionPerformed(new ActionEvent(this, 0, item.id()));
} }
CustomPopupMenu.this.dirty = true; CustomPopupMenu.this.dirty = true;
e.consume();
} }
@Override @Override
public void mouseEntered(final MouseEvent e) { public void mouseEntered(final MouseEvent e) {
CustomPopupMenu.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY()); CustomPopupMenu.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY());
CustomPopupMenu.this.updateHover(e.getY()); CustomPopupMenu.this.updateHover(e.getY());
e.consume();
} }
@Override @Override
public void mouseExited(final MouseEvent e) { public void mouseExited(final MouseEvent e) {
CustomPopupMenu.this.lastMousePosition = null; CustomPopupMenu.this.lastMousePosition = null;
CustomPopupMenu.this.setHoveredIndex(-1); CustomPopupMenu.this.setHoveredIndex(-1);
e.consume();
} }
}); });
@@ -106,12 +113,14 @@ public class CustomPopupMenu extends Component {
public void mouseMoved(final MouseEvent e) { public void mouseMoved(final MouseEvent e) {
CustomPopupMenu.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY()); CustomPopupMenu.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY());
CustomPopupMenu.this.updateHover(e.getY()); CustomPopupMenu.this.updateHover(e.getY());
e.consume();
} }
@Override @Override
public void mouseDragged(final MouseEvent e) { public void mouseDragged(final MouseEvent e) {
CustomPopupMenu.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY()); CustomPopupMenu.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY());
CustomPopupMenu.this.updateHover(e.getY()); CustomPopupMenu.this.updateHover(e.getY());
e.consume();
} }
}); });
} }

6
src/main/java/de/extio/game_engine/renderer/g2d/control/components/CustomSlider.java
View File

@@ -106,12 +106,14 @@ public class CustomSlider extends Component {
@Override @Override
public void mousePressed(final MouseEvent e) { public void mousePressed(final MouseEvent e) {
CustomSlider.this.dirty = true; CustomSlider.this.dirty = true;
e.consume();
} }
@Override @Override
public void mouseReleased(final MouseEvent e) { public void mouseReleased(final MouseEvent e) {
CustomSlider.this.dirty = true; CustomSlider.this.dirty = true;
CustomSlider.this.action(e); CustomSlider.this.action(e);
e.consume();
} }
@Override @Override
@@ -119,6 +121,7 @@ public class CustomSlider extends Component {
CustomSlider.this.state |= STATE_HOVERED; CustomSlider.this.state |= STATE_HOVERED;
CustomSlider.this.dirty = true; CustomSlider.this.dirty = true;
CustomSlider.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY()); CustomSlider.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY());
e.consume();
} }
@Override @Override
@@ -126,6 +129,7 @@ public class CustomSlider extends Component {
CustomSlider.this.state &= ~STATE_HOVERED; CustomSlider.this.state &= ~STATE_HOVERED;
CustomSlider.this.dirty = true; CustomSlider.this.dirty = true;
CustomSlider.this.lastMousePosition = null; CustomSlider.this.lastMousePosition = null;
e.consume();
} }
}); });
@@ -136,6 +140,7 @@ public class CustomSlider extends Component {
public void mouseMoved(final MouseEvent e) { public void mouseMoved(final MouseEvent e) {
CustomSlider.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY()); CustomSlider.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY());
CustomSlider.this.dirty = true; CustomSlider.this.dirty = true;
e.consume();
} }
@Override @Override
@@ -143,6 +148,7 @@ public class CustomSlider extends Component {
CustomSlider.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY()); CustomSlider.this.lastMousePosition = ImmutableCoordI2.create(e.getX(), e.getY());
CustomSlider.this.dirty = true; CustomSlider.this.dirty = true;
CustomSlider.this.action(e); CustomSlider.this.action(e);
e.consume();
} }
}); });
} }