Matthias Schiffer
fcef81715b
git-svn-id: svn://sunsvr01.isp.uni-luebeck.de/swproj13/trunk@66 72836036-5685-4462-b002-a69064685172
274 lines
8 KiB
Java
274 lines
8 KiB
Java
package jrummikub.view.impl;
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import java.awt.BasicStroke;
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import java.awt.Color;
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import java.awt.Font;
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import java.awt.FontMetrics;
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import java.awt.Graphics2D;
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import java.awt.Rectangle;
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import java.awt.Stroke;
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import java.awt.geom.GeneralPath;
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import java.awt.geom.Rectangle2D;
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import jrummikub.model.Position;
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import jrummikub.model.Stone;
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import jrummikub.model.StoneColor;
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/**
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* The StonePainter paints stones and converts between pixel and grid
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* coordinates
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*/
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class StonePainter {
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private static final float ASPECT_RATIO = 0.75f;
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private static final float DEFAULT_WIDTH = 40;
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private static final float TEXT_POS = 0.275f;
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private static final float FACE_WIDTH = 0.475f;
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private static final float CIRCLE_POS = 0.725f;
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private static final float CIRCLE_WIDTH = 0.45f;
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private static final Color BACKGROUND_COLOR = new Color(0.9f, 0.9f, 0.6f);
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private static final Color SELECTED_COLOR = BACKGROUND_COLOR.darker();
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private static final float BRIGHTER_SCALE = 1.15f;
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/**
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* The width of one pixel in the scale of 1.0
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*/
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public static final float WIDTH_SCALE = 1 / DEFAULT_WIDTH;
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/**
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* The height of one pixel in the scale of 1.0
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*/
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public static final float HEIGHT_SCALE = ASPECT_RATIO / DEFAULT_WIDTH;
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private float scale;
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private static int even(float f) {
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return 2 * (int) (f / 2);
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}
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private static Color brighter(Color color) {
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int r = (int) (color.getRed() * BRIGHTER_SCALE);
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int g = (int) (color.getRed() * BRIGHTER_SCALE);
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int b = (int) (color.getRed() * BRIGHTER_SCALE);
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return new Color(r > 255 ? 255 : r, g > 255 ? 255 : g, b > 255 ? 255 : b);
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}
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private static Color getColor(StoneColor color) {
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switch (color) {
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case BLACK:
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return new Color(0.15f, 0.15f, 0.15f);
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case BLUE:
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return new Color(0.0f, 0.0f, 1.0f);
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case ORANGE:
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return new Color(1.0f, 0.6f, 0.0f);
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case RED:
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return new Color(0.9f, 0.0f, 0.25f);
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}
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return null;
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}
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/**
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* Sets the new grid scale
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*
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* @param scale
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* the new scale
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*/
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public void setScale(float scale) {
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this.scale = scale;
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}
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/**
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* @return the current grid scale
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*/
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public float getScale() {
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return scale;
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}
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/**
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* @param x
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* x position in screen coordinates
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* @param y
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* y position in screen coordinates
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* @return position in grid coordinates
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*/
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public Position calculatePosition(int x, int y) {
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float width = getStoneWidth();
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float height = getStoneHeight();
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return new Position(x / width, y / height);
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}
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/**
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* @return the width of a stone in the current scale in pixels
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*/
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public int getStoneWidth() {
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return even(DEFAULT_WIDTH * scale);
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}
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/**
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* @return the height of a stone in the current scale in pixels
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*/
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public int getStoneHeight() {
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return (int) (DEFAULT_WIDTH * scale / ASPECT_RATIO);
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}
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/**
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* @param scale
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* the scaling factor for the grid coordinates
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*/
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StonePainter(float scale) {
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this.scale = scale;
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}
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private void paintStoneBackground(Graphics2D g, Rectangle r, Color background) {
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// Paint background
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g.setColor(background);
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g.fillRect(r.x, r.y, r.width, r.height);
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// Paint bevel border
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g.setColor(brighter(brighter(background)));
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g.fillRect(r.x, r.y, 1, r.height);
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g.setColor(brighter(background));
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g.fillRect(r.x + 1, r.y + 1, 1, r.height - 2);
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g.setColor(brighter(brighter(background)));
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g.fillRect(r.x, r.y, r.width, 1);
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g.setColor(brighter(background));
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g.fillRect(r.x + 1, r.y + 1, r.width - 2, 1);
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g.setColor(background.darker().darker());
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g.fillRect(r.x + r.width - 1, r.y, 1, r.height);
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g.setColor(background.darker());
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g.fillRect(r.x + r.width - 2, r.y + 1, 1, r.height - 2);
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g.setColor(background.darker().darker());
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g.fillRect(r.x, r.y + r.height - 1, r.width, 1);
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g.setColor(background.darker());
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g.fillRect(r.x + 1, r.y + r.height - 2, r.width - 2, 1);
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}
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private void paintJokerFace(Graphics2D g, Rectangle r) {
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Stroke oldStroke = g.getStroke();
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g.setStroke(new BasicStroke(2));
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g.drawOval(r.x, r.y, r.width, r.height);
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g.setStroke(new BasicStroke(1));
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GeneralPath path = new GeneralPath();
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// nose
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path.moveTo(r.x + 0.5f * r.width, r.y + 0.45f * r.height);
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path.lineTo(r.x + 0.53f * r.width, r.y + 0.6f * r.height);
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path.lineTo(r.x + 0.47f * r.width, r.y + 0.6f * r.height);
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path.closePath();
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g.fill(path);
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path.reset();
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// mouth, left
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path.moveTo(r.x + 0.23f * r.width, r.y + 0.75f * r.width);
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path.lineTo(r.x + 0.27f * r.width, r.y + 0.65f * r.width);
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// mouth, middle
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path.moveTo(r.x + 0.25f * r.width, r.y + 0.7f * r.width);
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path.lineTo(r.x + 0.5f * r.width, r.y + 0.8f * r.width);
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path.lineTo(r.x + 0.75f * r.width, r.y + 0.7f * r.width);
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// mouth, right
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path.moveTo(r.x + 0.77f * r.width, r.y + 0.75f * r.width);
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path.lineTo(r.x + 0.73f * r.width, r.y + 0.65f * r.width);
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g.draw(path);
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path.reset();
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// left eye
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path.moveTo(r.x + 0.3f * r.width, r.y + 0.41f * r.height);
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path.lineTo(r.x + 0.375f * r.width, r.y + 0.375f * r.height);
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path.lineTo(r.x + 0.3f * r.width, r.y + 0.34f * r.height);
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path.lineTo(r.x + 0.225f * r.width, r.y + 0.375f * r.height);
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path.closePath();
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g.draw(path);
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path.reset();
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// right eye
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path.moveTo(r.x + 0.7f * r.width, r.y + 0.41f * r.height);
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path.lineTo(r.x + 0.625f * r.width, r.y + 0.375f * r.height);
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path.lineTo(r.x + 0.7f * r.width, r.y + 0.34f * r.height);
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path.lineTo(r.x + 0.775f * r.width, r.y + 0.375f * r.height);
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path.closePath();
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g.draw(path);
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g.setStroke(oldStroke);
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}
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private void paintJoker(Graphics2D g, Rectangle r, Color color) {
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int faceSize = even(FACE_WIDTH * r.width);
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int pos = r.y + (int) (TEXT_POS * r.height);
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g.setColor(color);
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paintJokerFace(g, new Rectangle(r.x + r.width / 2 - faceSize / 2, pos
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- faceSize / 2, faceSize, faceSize));
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}
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private void paintStoneNumber(Graphics2D g, Rectangle r, Color color, int v) {
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int pos = r.y + (int) (TEXT_POS * r.height);
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g.setFont(new Font("SansSerif", Font.BOLD, r.height / 4));
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FontMetrics fm = g.getFontMetrics();
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String value = Integer.toString(v);
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Rectangle2D stringRect = fm.getStringBounds(value, g);
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g.setColor(color.darker());
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g.drawString(value,
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(int) (r.x + r.width / 2 - stringRect.getWidth() / 2) + 1,
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pos + (fm.getAscent() - fm.getDescent()) / 2 + 1);
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g.setColor(color);
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g.drawString(value, (int) (r.x + r.width / 2 - stringRect.getWidth() / 2),
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pos + (fm.getAscent() - fm.getDescent()) / 2);
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}
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private void paintCircle(Graphics2D g, Rectangle r, Color background) {
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int size = even(r.width * CIRCLE_WIDTH);
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int pos = r.y + (int) (CIRCLE_POS * r.height);
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// Paint circle
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g.setColor(background.darker());
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g.drawArc(r.x + r.width / 2 - size / 2, pos - size / 2, size, size, 50, 170);
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g.setColor(brighter(background));
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g.drawArc((int) (r.x + r.width / 2 - size / 2), pos - size / 2, size, size,
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-130, 170);
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}
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/**
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* Paints a stone
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*
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* @param g
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* the graphics context to paint the stone on
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* @param stone
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* the stone to paint
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* @param p
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* the position of the stone
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* @param selected
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* if selected is true the stone will be painted darker
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*/
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public void paintStone(Graphics2D g, Stone stone, Position p, boolean selected) {
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Color background = selected ? SELECTED_COLOR : BACKGROUND_COLOR;
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int width = getStoneWidth();
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int height = getStoneHeight();
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Rectangle rect = new Rectangle((int) (p.getX() * width),
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(int) (p.getY() * height), width, height);
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paintStoneBackground(g, rect, background);
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Color color = getColor(stone.getColor());
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if (selected)
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color = color.darker();
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if (stone.isJoker()) {
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paintJoker(g, rect, color);
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} else {
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paintStoneNumber(g, rect, color, stone.getValue());
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}
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paintCircle(g, rect, background);
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}
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}
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