public void drawLinebyMidPoint(Line line, bool dottedLineFlag = false)
{
int x1 = round(line.getStartPoint().X);
int y1 = round(line.getStartPoint().Y);
int x2 = round(line.getEndPoint().X);
int y2 = round(line.getEndPoint().Y);
int Dx = round(x2 - x1);
int Dy = round(y2 - y1);
int x = round(x1);
int y = round(y1);
putpixel(x1, y1, line.getColor());
float P = 2 * Dy - Dx;
float Q = 2 * Dx - Dy;
int count = 0;
while (x < x2 || y < y2)
{
if (y < y2)
{
y++;
if (Q < 0)
{
Q = Q + 2 * Dx;
}
else
{
Q = Q + 2 * (Dx - Dy);
x++;
}
}
else
{
x++;
if (P < 0)
{
P = P + 2 * Dy;
}
else
{
P = P + 2 * (Dy - Dx);
y++;
}
}
if (dottedLineFlag == false || (dottedLineFlag == true && count % 10 == 0))
{
putpixel(round(x), round(y), line.getColor());
}
count++;
}
}
public static void reflectionTransform(Shape shape, TypeReflectionTransform type)
{
Line Ox = new Line(new Point(0, 200), new Point(400, 200));
Ox.setTransformPoint(new Point(0, 0));
translationTransform(Ox);
Line Oy = new Line(new Point(200, 200), new Point(400, 400));
Oy.setTransformPoint(new Point(0, 0));
translationTransform(Oy);
switch (shape.getTypeDraw())
{
case TypeDraw.Line:
Line line = (Line)shape;
line.setStartPoint(reflect(line.getStartPoint(), type));
line.setEndPoint(reflect(line.getEndPoint(), type));
break;
case TypeDraw.Circle:
Circle circle = (Circle)shape;
circle.setCenterPoint(reflect(circle.getCenterPoint(), type));
circle.setEndPoint(reflect(circle.getEndPoint(), type));
break;
case TypeDraw.Ellipse:
Ellipse ellipse = (Ellipse)shape;
ellipse.setStartPoint(reflect(ellipse.getStartPoint(), type));
ellipse.setEndHightPoint(reflect(ellipse.getEndHightPoint(), type));
ellipse.setEndWidthPoint(reflect(ellipse.getEndWidthPoint(), type));
break;
case TypeDraw.Parallelogram:
Parallelogram parallelogram = (Parallelogram)shape;
parallelogram.setPoint1(reflect(parallelogram.getPoint1(), type));
parallelogram.setPoint2(reflect(parallelogram.getPoint2(), type));
parallelogram.setPoint3(reflect(parallelogram.getPoint3(), type));
break;
case TypeDraw.Rectangle:
Rectangle rectangle = (Rectangle)shape;
rectangle.setStartPoint(reflect(rectangle.getStartPoint(), type));
rectangle.setEndPoint(reflect(rectangle.getEndPoint(), type));
break;
case TypeDraw.Triangle:
Triangle triangle = (Triangle)shape;
triangle.setPoint1(reflect(triangle.getPoint1(), type));
triangle.setPoint2(reflect(triangle.getPoint2(), type));
triangle.setPoint3(reflect(triangle.getPoint3(), type));
break;
case TypeDraw.Square:
Square square = (Square)shape;
square.setPoint1(reflect(square.getPoint1(), type));
square.setPoint2(reflect(square.getPoint2(), type));
break;
}
shape.setTransformFlag(false);
}
public void DDA_Line(Line line) // Ve duong thang co dinh dang mau
{
//Line line = (Line)s;
int Dx, Dy, count, temp_1, temp_2, dem = 1, absX, absY;
//int temp_3, temp_4;
Dx = line.getEndPoint().X - line.getStartPoint().Y;
Dy = line.getEndPoint().Y - line.getStartPoint().Y;
absX = Math.Abs(Dx);
absY = Math.Abs(Dy);
if (absY > absX)
{
count = absY;
}
else
{
count = absX;
}
float x, y, delta_X, delta_Y;
if (count > 0)
{
delta_X = Dx;
delta_X /= count;
delta_Y = Dy;
delta_Y /= count;
x = line.getStartPoint().X;
y = line.getStartPoint().Y;
do
{
temp_1 = round(x);
temp_2 = round(y);
putpixel(temp_1, temp_2, line.getColor());
// temp_3 = temp_1;
// temp_4 = temp_2;
x += delta_X;
y += delta_Y;
--count;
dem++;
} while (count != -1);
}
}
private void DDA_Line1(Line line)
{
int dY, step, absX, absY;
float x, y, x_inc, y_inc;
int dX = line.getEndPoint().X - line.getStartPoint().Y;
dY = line.getEndPoint().Y - line.getStartPoint().Y;
absX = Math.Abs(dX);
absY = Math.Abs(dY);
if (absX > absY)
{
step = absX;
}
else
{
step = absY;
}
x_inc = dX / step;
y_inc = dY / step;
x = line.getStartPoint().X;
y = line.getStartPoint().Y;
putpixel(round(line.getStartPoint().X), round(line.getStartPoint().Y), line.getColor());
step--;
int k = 1;
while (step != -1)
{
x += x_inc;
y += y_inc; //
putpixel(round(x), round(y), line.getColor());
k++; //
step--; //
}
}
public void DDA_Line2(Line line)
{
int xInitial = line.getStartPoint().X, yInitial = line.getStartPoint().Y, xFinal = line.getEndPoint().X, yFinal = line.getEndPoint().Y;
int dx = xFinal - xInitial, dy = yFinal - yInitial, steps, k, xf, yf;
float xIncrement, yIncrement, x = xInitial, y = yInitial;
if (Math.Abs(dx) > Math.Abs(dy))
{
steps = Math.Abs(dx);
}
else
{
steps = Math.Abs(dy);
}
xIncrement = dx / (float)steps;
yIncrement = dy / (float)steps;
//PixelFunc func = new PixelFunc(SetPixel);
for (k = 0; k < steps; k++)
{
x += xIncrement;
xf = (int)x;
y += yIncrement;
yf = (int)y;
//try
//{
//pictureBox1.Invoke(func, xf, yf, Color.Blue);
putpixel(round(x), round(y), line.getColor());
//}
//catch (InvalidOperationException)
//{
// return;
//}
}
}
private void getInfoShape()
{
if (choosedShape != null)
{
frm.richTextBox1.Clear();
frm.richTextBox1.AppendText("Tên hình ảnh: " + choosedShape.getName() + "\n");
frm.richTextBox1.AppendText("Màu sắc: " + choosedShape.getColor().ToString() + "\n");
switch (choosedShape.getTypeDraw())
{
case TypeDraw.Line:
Line line = (Line)choosedShape;
frm.richTextBox1.AppendText("Điểm đầu: " + line.getStartPoint().ToString() + "\n");
frm.richTextBox1.AppendText("Điểm cuối: " + line.getEndPoint().ToString() + "\n");
frm.richTextBox1.AppendText("Chiều dài: " + line.getLength().ToString());
break;
case TypeDraw.Circle:
Circle circle = (Circle)choosedShape;
frm.richTextBox1.AppendText("Tâm: " + circle.getCenterPoint().ToString() + "\n");
frm.richTextBox1.AppendText("Bán kính: " + circle.getRadius().ToString());
break;
case TypeDraw.Ellipse:
Ellipse ellipse = (Ellipse)choosedShape;
frm.richTextBox1.AppendText("Tâm: " + ellipse.getStartPoint().ToString() + "\n");
frm.richTextBox1.AppendText("Bán kính nhỏ: " + ellipse.getWidthRadius().ToString() + "\n");
frm.richTextBox1.AppendText("Bán kính lớn: " + ellipse.getHeightRadius().ToString());
break;
case TypeDraw.Parallelogram:
Parallelogram parallelogram = (Parallelogram)choosedShape;
frm.richTextBox1.AppendText("Điểm thứ I: " + parallelogram.getPoint1().ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ II: " + parallelogram.getPoint2().ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ III: " + parallelogram.getPoint3().ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ IV: " + parallelogram.getPoint4().ToString() + "\n");
frm.richTextBox1.AppendText("Chiều dài:" + parallelogram.getHeight().ToString() + "\n");
frm.richTextBox1.AppendText("Chiều rộng:" + parallelogram.getWidth().ToString() + "\n");
break;
case TypeDraw.Rectangle:
Rectangle rectangle = (Rectangle)choosedShape;
frm.richTextBox1.AppendText("Điểm thứ I: " + rectangle.getStartPoint().ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ II: " + rectangle.getPoint12().ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ III: " + rectangle.getEndPoint().ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ VI: " + rectangle.getPoint21().ToString() + "\n");
frm.richTextBox1.AppendText("Chiều dài:" + rectangle.getHeigth() + "\n");
frm.richTextBox1.AppendText("Chiều rộng:" + rectangle.getWidth() + "\n");
break;
case TypeDraw.Triangle:
Triangle triangle = (Triangle)choosedShape;
frm.richTextBox1.AppendText("Điểm thứ I" + triangle.getPoint1().ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ II" + triangle.getPoint2().ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ III" + triangle.getPoint3().ToString() + "\n");
frm.richTextBox1.AppendText("Độ dài cạnh I: " + triangle.getLength1() + "\n");
frm.richTextBox1.AppendText("Độ dài cạnh II: " + triangle.getLength2() + "\n");
frm.richTextBox1.AppendText("Độ dài cạnh III: " + triangle.getLength3() + "\n");
break;
case TypeDraw.Square:
Square square = (Square)choosedShape;
frm.richTextBox1.AppendText("Điểm thứ I: " + square.getPoint1().ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ II: " + square.getPoint2().ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ III: " + square.getPoint3().ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ IV: " + square.getPoint4().ToString() + "\n");
frm.richTextBox1.AppendText("Độ dài cạnh: " + square.getEdge().ToString() + "\n");
break;
case TypeDraw.Cube:
Cube cube = (Cube)choosedShape;
frm.richTextBox1.AppendText("Điểm thứ I: " + cube.getList3D().ElementAt(0).ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ II: " + cube.getList3D().ElementAt(1).ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ III: " + cube.getList3D().ElementAt(2).ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ IV: " + cube.getList3D().ElementAt(3).ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ V: " + cube.getList3D().ElementAt(4).ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ VI: " + cube.getList3D().ElementAt(5).ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ VII: " + cube.getList3D().ElementAt(6).ToString() + "\n");
break;
case TypeDraw.Cylinder:
Cylinder cylinder = (Cylinder)choosedShape;
frm.richTextBox1.AppendText("Điểm thứ I: " + cylinder.getList3D().ElementAt(0).ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ II: " + cylinder.getList3D().ElementAt(1).ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ III: " + cylinder.getList3D().ElementAt(2).ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ IV: " + cylinder.getList3D().ElementAt(3).ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ V: " + cylinder.getList3D().ElementAt(4).ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ VI: " + cylinder.getList3D().ElementAt(5).ToString() + "\n");
frm.richTextBox1.AppendText("Điểm thứ VII: " + cylinder.getList3D().ElementAt(6).ToString() + "\n");
break;
}
}
}
public static void rotationTransform(Shape shape, float rotation)
{
Point oldPositionShape = new Point(0, 0);
switch (shape.getTypeDraw())
{
case TypeDraw.Circle:
Circle circle = (Circle)shape;
oldPositionShape = circle.getCenterPoint();
break;
case TypeDraw.Ellipse:
Ellipse ellipse = (Ellipse)shape;
oldPositionShape = ellipse.getStartPoint();
break;
case TypeDraw.Line:
Line line = (Line)shape;
oldPositionShape = line.getStartPoint();
break;
case TypeDraw.Parallelogram:
Parallelogram parallelogram = (Parallelogram)shape;
oldPositionShape = parallelogram.getPoint1();
break;
case TypeDraw.Rectangle:
Rectangle rectangle = (Rectangle)shape;
oldPositionShape = rectangle.getStartPoint();
break;
case TypeDraw.Rhombus:
Rhombus rhombus = (Rhombus)shape;
oldPositionShape = rhombus.getPoint1();
break;
case TypeDraw.Square:
Square square = (Square)shape;
oldPositionShape = square.getPoint1();
break;
case TypeDraw.Triangle:
Triangle triangle = (Triangle)shape;
oldPositionShape = triangle.getPoint1();
break;
}
shape.setTransformPoint(new Point(0, 0));
translationTransform(shape);
double sin = Math.Sin((Math.PI * rotation) / 180);
double cos = Math.Cos((Math.PI * rotation) / 180);
switch (shape.getTypeDraw())
{
case TypeDraw.Circle:
Circle circle = (Circle)shape;
circle.setCenterPoint(multiMatrix(TypeTransform.Rotation, sin, cos, new double[3] {
circle.getCenterPoint().X, circle.getCenterPoint().Y, 1
}));
circle.setEndPoint(multiMatrix(TypeTransform.Rotation, sin, cos, new double[3] {
circle.getEndPoint().X, circle.getEndPoint().Y, 1
}));
break;
case TypeDraw.Ellipse:
Ellipse ellipse = (Ellipse)shape;
ellipse.setStartPoint(multiMatrix(TypeTransform.Rotation, sin, cos, new double[3] {
ellipse.getStartPoint().X, ellipse.getStartPoint().Y, 1
}));
ellipse.setEndHightPoint(multiMatrix(TypeTransform.Rotation, sin, cos, new double[3] {
ellipse.getEndHightPoint().X, ellipse.getEndHightPoint().Y, 1
}));
ellipse.setEndWidthPoint(multiMatrix(TypeTransform.Rotation, sin, cos, new double[3] {
ellipse.getEndWidthPoint().X, ellipse.getEndWidthPoint().Y, 1
}));
break;
case TypeDraw.Line:
Line line = (Line)shape;
line.setStartPoint(multiMatrix(TypeTransform.Rotation, sin, cos, new double[3] {
line.getStartPoint().X, line.getStartPoint().Y, 1
}));
line.setEndPoint(multiMatrix(TypeTransform.Rotation, sin, cos, new double[3] {
line.getEndPoint().X, line.getEndPoint().Y, 1
}));
break;
case TypeDraw.Parallelogram:
Parallelogram parallelogram = (Parallelogram)shape;
parallelogram.setPoint1(multiMatrix(TypeTransform.Rotation, sin, cos, new double[3] {
parallelogram.getPoint1().X, parallelogram.getPoint1().Y, 1
}));
parallelogram.setPoint2(multiMatrix(TypeTransform.Rotation, sin, cos, new double[3] {
parallelogram.getPoint2().X, parallelogram.getPoint2().Y, 1
}));
parallelogram.setPoint3(multiMatrix(TypeTransform.Rotation, sin, cos, new double[3] {
parallelogram.getPoint3().X, parallelogram.getPoint3().Y, 1
}));
break;
case TypeDraw.Rectangle:
Rectangle rectangle = (Rectangle)shape;
rectangle.setStartPoint(multiMatrix(TypeTransform.Rotation, sin, cos, new double[3] {
rectangle.getStartPoint().X, rectangle.getStartPoint().Y, 1
}));
rectangle.setEndPoint(multiMatrix(TypeTransform.Rotation, sin, cos, new double[3] {
rectangle.getEndPoint().X, rectangle.getEndPoint().Y, 1
}));
break;
case TypeDraw.Rhombus:
Rhombus rhombus = (Rhombus)shape;
//not yet completed
break;
case TypeDraw.Square:
Square square = (Square)shape;
square.setPoint1(multiMatrix(TypeTransform.Rotation, sin, cos, new double[3] {
square.getPoint1().X, square.getPoint1().Y, 1
}));
square.setPoint2(multiMatrix(TypeTransform.Rotation, sin, cos, new double[3] {
square.getPoint2().X, square.getPoint2().Y, 1
}));
break;
case TypeDraw.Triangle:
Triangle triangle = (Triangle)shape;
triangle.setPoint1(multiMatrix(TypeTransform.Rotation, sin, cos, new double[3] {
triangle.getPoint1().X, triangle.getPoint1().Y, 1
}));
triangle.setPoint2(multiMatrix(TypeTransform.Rotation, sin, cos, new double[3] {
triangle.getPoint2().X, triangle.getPoint2().Y, 1
}));
triangle.setPoint3(multiMatrix(TypeTransform.Rotation, sin, cos, new double[3] {
triangle.getPoint3().X, triangle.getPoint3().Y, 1
}));
break;
}
shape.setTransformPoint(oldPositionShape);
translationTransform(shape);
}
public static void scalingTransform(Shape shape, int scalingX, int scalingY)
{
//Shape tempShape=shape;
Point oldPoint = new Point(0, 0);
shape.setTransformPoint(new Point(0, 0));
switch (shape.getTypeDraw())
{
case TypeDraw.Line:
Line line = (Line)shape;
oldPoint = line.getStartPoint();
translationTransform(shape);
line.setStartPoint(multiMatrix(TypeTransform.Scaling, scalingX, scalingY, new double[3] {
line.getStartPoint().X, line.getStartPoint().Y, 1
}));
//if (line.getStartPoint().X < line.getEndPoint().X && line.getStartPoint().Y < line.getEndPoint().Y)
//{
// if (line.getStartPoint().X > line.getEndPoint().X)
// scalingX = -scalingX;
// if (line.getStartPoint().Y > line.getEndPoint().Y)
// scalingY = -scalingY;
//}
//else if (line.getStartPoint().X < line.getEndPoint().X && line.getStartPoint().Y > line.getEndPoint().Y)
//{
// if (line.getStartPoint().X > line.getEndPoint().X)
// scalingX = -scalingX;
// if (line.getStartPoint().Y < line.getEndPoint().Y)
// scalingY = -scalingY;
//}
line.setEndPoint(multiMatrix(TypeTransform.Scaling, scalingX, scalingY, new double[3] {
line.getEndPoint().X, line.getEndPoint().Y, 1
}));
//line.setEndPoint(new Point(line.getEndPoint().X + scalingX * (line.getEndPoint().X-line.getStartPoint().X), line.getEndPoint().Y + scalingY * (line.getEndPoint().Y - line.getStartPoint().Y)));
break;
case TypeDraw.Circle:
Circle circle = (Circle)shape;
oldPoint = circle.getCenterPoint();
translationTransform(shape);
circle.setCenterPoint(multiMatrix(TypeTransform.Scaling, scalingX, scalingY, new double[3] {
circle.getCenterPoint().X, circle.getCenterPoint().Y, 1
}));
circle.setEndPoint(multiMatrix(TypeTransform.Scaling, scalingX, scalingY, new double[3] {
circle.getEndPoint().X, circle.getEndPoint().Y, 1
}));
//if (circle.getCenterPoint().X < circle.getEndPoint().X)
// scalingX = -scalingX;
//if (circle.getCenterPoint().Y < circle.getEndPoint().Y)
// scalingY = -scalingY;
//circle.setEndPoint(new Point(circle.getEndPoint().X + scalingX * (circle.getEndPoint().X - circle.getCenterPoint().X), circle.getEndPoint().Y + scalingY * (circle.getEndPoint().Y - circle.getCenterPoint().Y)));
break;
case TypeDraw.Ellipse:
Ellipse ellipse = (Ellipse)shape;
oldPoint = ellipse.getStartPoint();
translationTransform(shape);
//ellipse.setStartPoint(multiMatrix(TypeTransform.Scaling, scalingX, scalingY, new double[3] { ellipse.getStartPoint().X, ellipse.getStartPoint().Y, 1 }));
ellipse.setEndHightPoint(multiMatrix(TypeTransform.Scaling, scalingX, scalingY, new double[3] {
ellipse.getEndHightPoint().X, ellipse.getEndHightPoint().Y, 1
}));
ellipse.setEndWidthPoint(multiMatrix(TypeTransform.Scaling, scalingX, scalingY, new double[3] {
ellipse.getEndWidthPoint().X, ellipse.getEndWidthPoint().Y, 1
}));
break;
case TypeDraw.Parallelogram:
Parallelogram parallelogram = (Parallelogram)shape;
oldPoint = parallelogram.getPoint1();
translationTransform(shape);
//parallelogram.setPoint1(multiMatrix(TypeTransform.Scaling, scalingX, scalingY, new double[3] { parallelogram.getPoint1().X, parallelogram.getPoint1().Y, 1 }));
parallelogram.setPoint2(multiMatrix(TypeTransform.Scaling, scalingX, scalingY, new double[3] {
parallelogram.getPoint2().X, parallelogram.getPoint2().Y, 1
}));
parallelogram.setPoint3(multiMatrix(TypeTransform.Translation, scalingX, scalingY, new double[3] {
parallelogram.getPoint3().X, parallelogram.getPoint3().Y, 1
}));
//parallelogram.setPoint4(multiMatrix(dx, dy, new double[3] { parallelogram.getPoint1().X, parallelogram.getPoint1().Y, 1 }));
break;
case TypeDraw.Rectangle:
Rectangle rectangle = (Rectangle)shape;
oldPoint = rectangle.getStartPoint();
translationTransform(shape);
//rectangle.setStartPoint(multiMatrix(TypeTransform.Scaling, scalingX, scalingY, new double[3] { rectangle.getStartPoint().X, rectangle.getStartPoint().Y, 1 }));
rectangle.setEndPoint(multiMatrix(TypeTransform.Scaling, scalingX, scalingY, new double[3] {
rectangle.getEndPoint().X, rectangle.getEndPoint().Y, 1
}));
break;
case TypeDraw.Triangle:
Triangle triangle = (Triangle)shape;
oldPoint = triangle.getPoint1();
translationTransform(shape);
//triangle.setPoint1(multiMatrix(TypeTransform.Scaling, scalingX, scalingY, new double[3] { triangle.getPoint1().X, triangle.getPoint1().Y, 1 }));
triangle.setPoint2(multiMatrix(TypeTransform.Scaling, scalingX, scalingY, new double[3] {
triangle.getPoint2().X, triangle.getPoint2().Y, 1
}));
triangle.setPoint3(multiMatrix(TypeTransform.Scaling, scalingX, scalingY, new double[3] {
triangle.getPoint3().X, triangle.getPoint3().Y, 1
}));
break;
case TypeDraw.Square:
Square square = (Square)shape;
oldPoint = square.getPoint1();
translationTransform(shape);
square.setPoint2(multiMatrix(TypeTransform.Scaling, scalingX, scalingY, new double[3] {
square.getPoint2().X, square.getPoint2().Y, 1
}));
break;
}
shape.setTransformPoint(oldPoint);
translationTransform(shape);
shape.setTransformFlag(false);
}
public static void translationTransform(Shape shape)
{
int dx, dy;
Point newPosition = shape.getTransformPoint();
switch (shape.getTypeDraw())
{
case TypeDraw.Line:
Line line = (Line)shape;
dx = newPosition.X - line.getStartPoint().X;
dy = newPosition.Y - line.getStartPoint().Y;
line.setStartPoint(multiMatrix(TypeTransform.Translation, dx, dy, new double[3] {
line.getStartPoint().X, line.getStartPoint().Y, 1
}));
line.setEndPoint(multiMatrix(TypeTransform.Translation, dx, dy, new double[3] {
line.getEndPoint().X, line.getEndPoint().Y, 1
}));
break;
case TypeDraw.Circle:
Circle circle = (Circle)shape;
dx = newPosition.X - circle.getCenterPoint().X;
dy = newPosition.Y - circle.getCenterPoint().Y;
circle.setCenterPoint(multiMatrix(TypeTransform.Translation, dx, dy, new double[3] {
circle.getCenterPoint().X, circle.getCenterPoint().Y, 1
}));
circle.setEndPoint(multiMatrix(TypeTransform.Translation, dx, dy, new double[3] {
circle.getEndPoint().X, circle.getEndPoint().Y, 1
}));
break;
case TypeDraw.Ellipse:
Ellipse ellipse = (Ellipse)shape;
dx = newPosition.X - ellipse.getStartPoint().X;
dy = newPosition.Y - ellipse.getStartPoint().Y;
ellipse.setStartPoint(multiMatrix(TypeTransform.Translation, dx, dy, new double[3] {
ellipse.getStartPoint().X, ellipse.getStartPoint().Y, 1
}));
ellipse.setEndHightPoint(multiMatrix(TypeTransform.Translation, dx, dy, new double[3] {
ellipse.getEndHightPoint().X, ellipse.getEndHightPoint().Y, 1
}));
ellipse.setEndWidthPoint(multiMatrix(TypeTransform.Translation, dx, dy, new double[3] {
ellipse.getEndWidthPoint().X, ellipse.getEndWidthPoint().Y, 1
}));
break;
case TypeDraw.Parallelogram:
Parallelogram parallelogram = (Parallelogram)shape;
dx = newPosition.X - parallelogram.getPoint1().X;
dy = newPosition.Y - parallelogram.getPoint1().Y;
parallelogram.setPoint1(multiMatrix(TypeTransform.Translation, dx, dy, new double[3] {
parallelogram.getPoint1().X, parallelogram.getPoint1().Y, 1
}));
parallelogram.setPoint2(multiMatrix(TypeTransform.Translation, dx, dy, new double[3] {
parallelogram.getPoint2().X, parallelogram.getPoint2().Y, 1
}));
parallelogram.setPoint3(multiMatrix(TypeTransform.Translation, dx, dy, new double[3] {
parallelogram.getPoint3().X, parallelogram.getPoint3().Y, 1
}));
//parallelogram.setPoint4(multiMatrix(dx, dy, new double[3] { parallelogram.getPoint1().X, parallelogram.getPoint1().Y, 1 }));
break;
case TypeDraw.Rectangle:
Rectangle rectangle = (Rectangle)shape;
dx = newPosition.X - rectangle.getStartPoint().X;
dy = newPosition.Y - rectangle.getStartPoint().Y;
rectangle.setStartPoint(multiMatrix(TypeTransform.Translation, dx, dy, new double[3] {
rectangle.getStartPoint().X, rectangle.getStartPoint().Y, 1
}));
rectangle.setEndPoint(multiMatrix(TypeTransform.Translation, dx, dy, new double[3] {
rectangle.getEndPoint().X, rectangle.getEndPoint().Y, 1
}));
break;
case TypeDraw.Triangle:
Triangle triangle = (Triangle)shape;
dx = newPosition.X - triangle.getPoint1().X;
dy = newPosition.Y - triangle.getPoint1().Y;
triangle.setPoint1(multiMatrix(TypeTransform.Translation, dx, dy, new double[3] {
triangle.getPoint1().X, triangle.getPoint1().Y, 1
}));
triangle.setPoint2(multiMatrix(TypeTransform.Translation, dx, dy, new double[3] {
triangle.getPoint2().X, triangle.getPoint2().Y, 1
}));
triangle.setPoint3(multiMatrix(TypeTransform.Translation, dx, dy, new double[3] {
triangle.getPoint3().X, triangle.getPoint3().Y, 1
}));
break;
case TypeDraw.Square:
Square square = (Square)shape;
dx = newPosition.X - square.getPoint1().X;
dy = newPosition.Y - square.getPoint1().Y;
square.setPoint1(multiMatrix(TypeTransform.Translation, dx, dy, new double[3] {
square.getPoint1().X, square.getPoint1().Y, 1
}));
square.setPoint2(multiMatrix(TypeTransform.Translation, dx, dy, new double[3] {
square.getPoint2().X, square.getPoint2().Y, 1
}));
break;
}
shape.setTransformFlag(false);
}