protected void drawInformation(GLGraphics gc) {
super.drawInformation(gc);
Point size = getSize();
gc.setColor(SWTResourceManager.getColor(0xFF, 0x99, 0x00));
gc.drawLine(0, size.y / 2 + paintOffset.y, size.x, size.y / 2 + paintOffset.y);
gc.drawLine(size.x / 2 + paintOffset.x, 0, size.x / 2 + paintOffset.x, size.y);
// 绘制起始点和目标点
if (position != null) {
int blockSize = 2;
if (ratio > 1.0f) {
blockSize *= ratio;
}
gc.setColor(SWTResourceManager.getColor(0xFF, 0x99, 0x00));
Point pt = new Point(position.x, position.y);
pt = coordToPos(pt);
gc.drawRect(pt.x - blockSize, pt.y - blockSize, blockSize * 2, blockSize * 2);
gc.drawLine(pt.x - blockSize, pt.y, pt.x + blockSize, pt.y);
gc.drawLine(pt.x, pt.y - blockSize, pt.x, pt.y + blockSize);
gc.setColor(SWTResourceManager.getColor(0x00, 0x99, 0xFF));
Point pt2 = new Point(directionX, directionY);
pt2 = coordToPos(pt2);
gc.drawRect(pt2.x - blockSize, pt2.y - blockSize, blockSize * 2, blockSize * 2);
gc.drawLine(pt2.x - blockSize, pt2.y, pt2.x + blockSize, pt2.y);
gc.drawLine(pt2.x, pt2.y - blockSize, pt2.x, pt2.y + blockSize);
gc.drawLine(pt.x, pt.y, pt2.x, pt2.y);
}
// 绘制选项按钮
drawButtons(gc);
}
