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Add support for Paint which includes gradients and images in GUI

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Bartłomiej Przemysław Pluta
2021-03-14 22:51:33 +01:00
parent 1d8660ba7d
commit 3aac855fea
7 changed files with 274 additions and 2 deletions
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16
api/src/main/java/com/bartlomiejpluta/base/api/game/gui/base/GUI.java
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@@ -19,6 +19,10 @@ public interface GUI extends Renderable, Disposable, KeyEventHandler {
Color createColor();
Paint createPaint();
Image getImage(String imageUid);
void beginPath();
void closePath();
@@ -71,13 +75,25 @@ public interface GUI extends Renderable, Disposable, KeyEventHandler {
void setFillColor(Color color);
void setFillPaint(Paint paint);
void fill();
void setStrokeColor(Color color);
void setStrokePaint(Paint paint);
void setStrokeWidth(float width);
void stroke();
void boxGradient(float x, float y, float width, float height, float radius, float feather, Color inner, Color outer, Paint target);
void linearGradient(float x, float y, float endX, float endY, Color start, Color end, Paint target);
void radialGradient(float x, float y, float innerRadius, float outerRadius, Color start, Color end, Paint target);
void imagePattern(float x, float y, float width, float height, float angle, float alpha, Image image, Paint target);
void clip(float x, float y, float width, float height);
}

7
api/src/main/java/com/bartlomiejpluta/base/api/game/gui/base/Image.java Normal file
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@@ -0,0 +1,7 @@
package com.bartlomiejpluta.base.api.game.gui.base;
public interface Image {
int getWidth();
int getHeight();
}

4
api/src/main/java/com/bartlomiejpluta/base/api/game/gui/base/Paint.java Normal file
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@@ -0,0 +1,4 @@
package com.bartlomiejpluta.base.api.game.gui.base;
public interface Paint {
}

99
api/src/main/java/com/bartlomiejpluta/base/api/game/gui/component/ImageView.java Normal file
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@@ -0,0 +1,99 @@
package com.bartlomiejpluta.base.api.game.gui.component;
import com.bartlomiejpluta.base.api.game.gui.base.GUI;
import com.bartlomiejpluta.base.api.game.gui.base.Image;
import com.bartlomiejpluta.base.api.game.gui.base.Paint;
import com.bartlomiejpluta.base.api.game.screen.Screen;
import static java.util.Objects.requireNonNull;
public class ImageView extends BaseComponent {
private final GUI gui;
private final Paint paint;
private Image image;
private float angle = 0;
private float opacity = 1;
private float scaleX = 1;
private float scaleY = 1;
public ImageView(GUI gui, String imageUid) {
this.gui = requireNonNull(gui);
this.paint = gui.createPaint();
this.image = gui.getImage(imageUid);
}
public void setImage(String imageUid) {
this.image = gui.getImage(imageUid);
}
public void setAngle(float angle) {
this.angle = angle;
}
public void setOpacity(float opacity) {
this.opacity = opacity;
}
public void setScaleX(float scaleX) {
this.scaleX = scaleX;
}
public void setScaleY(float scaleY) {
this.scaleY = scaleY;
}
public void setScale(float scaleX, float scaleY) {
this.scaleX = scaleX;
this.scaleY = scaleY;
}
public void setScale(float scale) {
this.scaleX = scale;
this.scaleY = scale;
}
public Image getImage() {
return image;
}
public float getAngle() {
return angle;
}
public float getOpacity() {
return opacity;
}
public float getScaleX() {
return scaleX;
}
public float getScaleY() {
return scaleY;
}
@Override
protected float getContentWidth() {
return image.getWidth() * scaleX;
}
@Override
protected float getContentHeight() {
return image.getHeight() * scaleY;
}
@Override
public void draw(Screen screen, GUI gui) {
var posX = x + paddingLeft;
var posY = y + paddingTop;
var width = getWidth() - paddingLeft - paddingRight;
var height = getHeight() - paddingTop - paddingBottom;
gui.beginPath();
gui.drawRectangle(posX, posY, width, height);
gui.imagePattern(posX, posY, width, height, angle, opacity, image, paint);
gui.setFillPaint(paint);
gui.fill();
}
}