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@@ -1,326 +0,0 @@
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-package com.hb.project4.tools;
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-
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-import java.awt.Color;
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-import java.awt.Cursor;
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-import java.awt.Graphics;
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-import java.awt.Point;
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-import java.awt.event.MouseEvent;
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-import java.util.ArrayList;
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-
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-import javax.swing.undo.UndoableEdit;
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-
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-import com.hb.project4.drawPanel.DrawJPanel;
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-import com.hb.project4.shapes.HotPointShape;
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-import com.hb.project4.shapes.SuperShape;
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-
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-public class CatchTool extends SuperTool {
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-
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- private boolean canselectFlag = false;
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-
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- private Point[] hotP;
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-
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- private int index = 0;
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-
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- private SuperShape newShape = null; // 探测的新图形
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-
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- private SuperShape opShape; // 操作图形
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-
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- private SuperShape oldShape = null;// 探测同一图形
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-
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- boolean dragged = false; // 是否在拖动状态
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-
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- boolean isChangedShape = false; // 形状是否改变了
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-
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- HotPointShape hotShape = new HotPointShape();
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-
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- Point bg = new Point(0, 0); // 操作图形的原开始点
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-
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- Point ed = new Point(0, 0); // 操作图形的原结束点
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-
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- int position = 0; // 探测图形的位置
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-
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- public CatchTool(DrawJPanel j) {
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-
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- super(j);
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- newShape = null;
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- opShape = null;
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- oldShape = null;
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- // TODO Auto-generated constructor stub
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- }
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-
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- /**
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- * 根据移动点，来判断是否抓到了图形
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- *
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- * @param p
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- * @return
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- */
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- public SuperShape catchShape(Point p) {
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- this.setNewShape(null);
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- ArrayList shapeList = this.getJPanel().getCurrentShapes();
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- SuperShape tempShape = null;
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- SuperShape returnShape = null;
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- for (int i = shapeList.size() - 1; i > -1; i--) {
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- tempShape = (SuperShape) shapeList.get(i);
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- if (tempShape.checkOnShape(p) != 0) {
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- returnShape = tempShape;
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- return returnShape;
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- }
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- }
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- return returnShape;
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- }
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-
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- @Override
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- public void mouseClickedAction(MouseEvent mouseEvent) {
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-
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- }
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-
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- /**
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- * 根据鼠标的拖动，来重画相应的图形
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- */
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- @Override
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- public void mouseDraggedAction(MouseEvent mouseEvent) {
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- Graphics g = this.getJPanel().getGraphics();
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-// g.setColor(this.getJPanel().getLinecolor());
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- g.setXORMode(Color.WHITE);
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- if (opShape != null) {
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-// g.setColor(this.opShape.getClor());
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- this.setNewDragPoint(mouseEvent.getPoint());
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- if (this.position == -1) {// 点在边缘平移
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-
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- opShape.draw(g);// 擦去原图形和热点
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-
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- int wide = this.getNewDragPoint().x - this.getOldDragPoint().x;
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- int lengh = this.getNewDragPoint().y - this.getOldDragPoint().y;
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- Point tuo = new Point(wide, lengh);
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- this.opShape.setBegin(new Point(wide + bg.x, lengh + bg.y));
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- this.opShape.setEnd(new Point(wide + ed.x, lengh + ed.y));
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-
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- opShape.draw(g);// 画出现有图形和热点
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-
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- isChangedShape = true;
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-
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- } else if (this.position == 0) {
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- } else {
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- opShape.draw(g);// 擦去原图形和热点
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-
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- this.opShape.setHotPoint(position, this.getNewDragPoint());
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-
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- opShape.draw(g);// 画出现有图形和热点
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-
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- isChangedShape = true;
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- }
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-
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- }
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- }
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-
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- /**
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- * 鼠标探测图形，显示相应的热点
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- */
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- @Override
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- public void mouseMovedAction(MouseEvent mouseEvent) {
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- if (!this.dragged) {
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- Graphics g = this.getJPanel().getGraphics();
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-// g.setColor(Color.BLACK);
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- g.setXORMode(Color.WHITE);
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-
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- Point movePoint = mouseEvent.getPoint();
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-
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- this.newShape = this.catchShape(movePoint);
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- if (newShape != null) { // 鼠标监测到图形时变换
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- if (newShape.checkOnShape(movePoint) != -1
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- && newShape.checkOnShape(movePoint) != 0) {
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- this
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- .getJPanel()
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- .setCursor(
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- Cursor
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- .getPredefinedCursor(Cursor.CROSSHAIR_CURSOR));
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- } else if (newShape.checkOnShape(movePoint) == -1) {
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- this.getJPanel().setCursor(
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- Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
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- }
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- } else {
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- this.getJPanel().setCursor(
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- Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
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- }
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-
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- if (newShape != null) {
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-
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- if (oldShape == null) { // 触到第一个图形，画出其热点
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- if (opShape == null) {
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- this.canselectFlag = true;
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- oldShape = newShape;
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- hotShape.setHotPoints(this.oldShape.getHotPoints());
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- hotShape.draw(g);
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- } else {
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- if (opShape != newShape) {
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- this.canselectFlag = true;
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- oldShape = newShape;
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- hotShape.setHotPoints(this.oldShape.getHotPoints());
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- hotShape.draw(g);
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- }
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- }
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- }
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- if (newShape != oldShape && oldShape != null) { // 当原图形和现图形不同时，再画一次老图形热点
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- this.canselectFlag = true;
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- if (oldShape != opShape) {
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- hotShape.setHotPoints(this.oldShape.getHotPoints());
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- hotShape.draw(g);
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- }
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- if (newShape != opShape) {
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- oldShape = newShape;
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- hotShape.setHotPoints(this.oldShape.getHotPoints()); // 显示新图形热点，
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- hotShape.draw(g);
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- }
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- }
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- } else {
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- this.canselectFlag = false;
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- if (oldShape != null && oldShape != opShape) {
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- hotShape.setHotPoints(this.oldShape.getHotPoints());// 当原图形不空时，再画一次老图形热点
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- hotShape.draw(g);
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- oldShape = null;
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- }
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- }
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- }
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- }
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-
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- /**
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- * 鼠标按下，拖动修改图形的前置条件，或者选择要操作的图形
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- */
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- @Override
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- public void mousePressedAction(MouseEvent mouseEvent) {
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- Point pressPoint = mouseEvent.getPoint();
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- this.setOldDragPoint(pressPoint);
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- this.setBeginPoint(pressPoint);
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- if (opShape != null && opShape.checkOnShape(pressPoint) != 0) {
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- this.dragged = true;
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- }
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- Graphics g = this.getJPanel().getGraphics();
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-// g.setColor(this.getJPanel().getLinecolor());
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- if (opShape != null && opShape.checkOnShape(pressPoint) == 0 && canselectFlag==false) {
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- this.opShape.setSelect(false);
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- this.opShape = null;
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- this.oldShape=null;
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- }
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- if (opShape != null) {
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- position = this.opShape.checkOnShape(pressPoint);
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- // System.out.println("position"+position);
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- }
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- if (canselectFlag) {
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-
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- if (opShape == null) { // 操作图形为空时把触到的图形赋给操作图形
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-
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- this.opShape = this.oldShape;
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-
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- this.setOperateShape(opShape);
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-
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- this.opShape.setSelect(true);
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- position = this.opShape.checkOnShape(pressPoint);
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- }
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- if (opShape != oldShape) {
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- if (opShape != null) { // 再画一次原操作图形的热点
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- this.opShape.setSelect(false);
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- }
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- this.opShape = this.oldShape;
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- this.setOperateShape(opShape);
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- this.opShape.setSelect(true);
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- position = this.opShape.checkOnShape(pressPoint);
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- }
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- }
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-
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- if (opShape != null) {
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- bg = this.opShape.getBegin();
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- ed = this.opShape.getEnd();
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- }
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- this.getJPanel().repaint();
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-
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- }
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-
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- @Override
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- public void mouseReleasedAction(MouseEvent mouseEvent) {
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- // px
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- if (isChangedShape) {
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- this.opShape.setSelect(false);
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- this.getJPanel().saveHistory();
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- this.opShape.setSelect(true);
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- isChangedShape = false;
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- }
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- // px
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- this.dragged = false;
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- this.canselectFlag = false;
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- this.bg = null;
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- this.ed = null;
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- position = 0;
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- this.getJPanel().repaint();
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- this.setOldDragPoint(null);
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-
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- }
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-
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- public void removeCatchShape(){
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- this.getJPanel().getCurrentShapes().remove(opShape);
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- this.getJPanel().saveHistory();
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- this.getJPanel().repaint();
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- }
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-
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- public void changeColor(Color co){
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- this.opShape.setClor(co);
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- this.getJPanel().saveHistory();
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- this.getJPanel().repaint();
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- }
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-
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- public Point[] getHotP() {
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- return hotP;
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- }
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-
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- public void setHotP(Point[] hotP) {
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- this.hotP = hotP;
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- }
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-
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- public int getIndex() {
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- return index;
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- }
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-
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- public void setIndex(int index) {
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- this.index = index;
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- }
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-
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- public boolean isCanSelectFlag() {
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- return canselectFlag;
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- }
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-
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- public void setCanSelectFlag(boolean selectFlag) {
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- this.canselectFlag = selectFlag;
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- }
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-
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- public HotPointShape getHotShape() {
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- return hotShape;
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- }
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-
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- public void setHotShape(HotPointShape hotShape) {
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- this.hotShape = hotShape;
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- }
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-
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- public SuperShape getOldShape() {
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- return oldShape;
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- }
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-
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- public void setOldShape(SuperShape oldShape) {
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- this.oldShape = oldShape;
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- }
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-
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- public SuperShape getOpShape() {
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- return opShape;
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- }
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-
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- public void setOpShape(SuperShape opShape) {
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- this.opShape = opShape;
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- }
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-
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- public SuperShape getNewShape() {
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- return newShape;
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- }
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-
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- public void setNewShape(SuperShape newShape) {
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- this.newShape = newShape;
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- }
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-
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-}
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