void Paint(Image image)
{
bool exitLoop = false;
int cScreenWidth; //current screen width
int cScreenHeight; //current screen height
/* Currently, window resizing is disabled in order to test the viewport
* //Ensure the console window is never too small
* if (width > 60) {
* if (height > 21)
* Console.SetWindowSize (width + 20, height + 4);
* else
* Console.SetWindowSize (width + 20, 25);
* } else if (height > 21) {
* Console.SetWindowSize (80, height + 4);
* } else {
* Console.SetWindowSize (80, 25);
* }
*/
cScreenWidth = Console.WindowWidth;
cScreenHeight = Console.WindowHeight;
Console.Clear();
int cursorX = 0;
int cursorY = 0;
int viewportX = 0;
int viewportY = 0;
int viewportWidth = 0;
int viewportHeight = 0;
//If the viewport is smaller than the drawing area, we need to set the viewport size to the image size
if (image.width < Console.WindowWidth - 20)
{
viewportWidth = image.width;
}
else
{
viewportWidth = Console.WindowWidth - 20;
}
if (image.height < Console.WindowHeight - 4)
{
viewportHeight = image.height;
}
else
{
viewportHeight = Console.WindowHeight - 4;
}
int currentForeColour = 0;
int currentBackColour = 0;
int currentShading = 1;
GUI.DrawPaintGUI(image.name, image.width, image.height, viewportWidth, viewportHeight);
GUI.UpdatePaintGUI(currentForeColour, currentBackColour, currentShading);
GUI.WriteCursorPosition(cursorX, cursorY);
PicRender.DrawSubImage(image, 0, 3, viewportX, viewportY, viewportWidth, viewportHeight);
while (!exitLoop)
{
//Check if the window has been resized
if (cScreenWidth != Console.WindowWidth || cScreenHeight != Console.WindowHeight)
{
Console.Clear();
GUI.DrawPaintGUI(image.name, image.width, image.height, viewportWidth, viewportHeight);
GUI.UpdatePaintGUI(currentForeColour, currentBackColour, currentShading);
PicRender.DrawSubImage(image, 0, 3, viewportX, viewportY, viewportWidth, viewportHeight);
cScreenWidth = Console.WindowWidth;
cScreenHeight = Console.WindowHeight;
viewportWidth = Console.WindowWidth - 20;
viewportHeight = Console.WindowHeight - 4;
}
GUI.WriteCursorPosition(cursorX, cursorY);
Console.SetCursorPosition(cursorX - viewportX, cursorY - viewportY + 3);
Console.Write("X");
Console.SetCursorPosition(cursorX - viewportX, cursorY - viewportY + 3);
int userInput = (int)Console.ReadKey(true).Key;
switch (userInput)
{
case 37:
//Left arrow
if (cursorX - 1 >= viewportX)
{
PicRender.DrawSinglePixel(image.data[cursorX, cursorY], cursorX - viewportX, cursorY - viewportY + 3);
cursorX--;
}
else
{
if (viewportX > 0)
{
viewportX--;
cursorX--;
PicRender.DrawSubImage(image, 0, 3, viewportX, viewportY, viewportWidth, viewportHeight);
}
}
break;
case 38:
//Up arrow
if (cursorY - 1 >= viewportY)
{
PicRender.DrawSinglePixel(image.data[cursorX, cursorY], cursorX - viewportX, cursorY - viewportY + 3);
cursorY--;
}
else
{
if (viewportY > 0)
{
viewportY--;
cursorY--;
PicRender.DrawSubImage(image, 0, 3, viewportX, viewportY, viewportWidth, viewportHeight);
}
}
break;
case 39:
//Right arrow
if (cursorX + 1 < viewportX + viewportWidth)
{
PicRender.DrawSinglePixel(image.data[cursorX, cursorY], cursorX - viewportX, cursorY - viewportY + 3);
cursorX++;
}
else
{
if (viewportX + viewportWidth < image.width)
{
viewportX++;
cursorX++;
PicRender.DrawSubImage(image, 0, 3, viewportX, viewportY, viewportWidth, viewportHeight);
}
}
break;
case 40:
//Down arrow
if (cursorY + 1 < viewportY + viewportHeight)
{
PicRender.DrawSinglePixel(image.data[cursorX, cursorY], cursorX - viewportX, cursorY - viewportY + 3);
cursorY++;
}
else
{
if (viewportY + viewportHeight < image.height)
{
viewportY++;
cursorY++;
PicRender.DrawSubImage(image, 0, 3, viewportX, viewportY, viewportWidth, viewportHeight);
}
}
break;
case 32:
//Space bar
image.data[cursorX, cursorY].SetPixel(currentForeColour, currentBackColour, currentShading);
PicRender.DrawSinglePixel(image.data[cursorX, cursorY], cursorX - viewportX, cursorY - viewportY + 3);
break;
case 49:
//1, decrease fcolor
if (currentForeColour > 0)
{
currentForeColour--;
}
GUI.UpdatePaintGUI(currentForeColour, currentBackColour, currentShading);
break;
case 50:
//2, increase fcolor
if (currentForeColour < 15)
{
currentForeColour++;
}
GUI.UpdatePaintGUI(currentForeColour, currentBackColour, currentShading);
break;
case 51:
//3, decrease bcolor
if (currentBackColour > 0)
{
currentBackColour--;
}
GUI.UpdatePaintGUI(currentForeColour, currentBackColour, currentShading);
break;
case 52:
//4, increase bcolor
if (currentBackColour < 15)
{
currentBackColour++;
}
GUI.UpdatePaintGUI(currentForeColour, currentBackColour, currentShading);
break;
case 53:
//5, decrease shading
if (currentShading > 1)
{
currentShading--;
}
GUI.UpdatePaintGUI(currentForeColour, currentBackColour, currentShading);
break;
case 54:
//6, increase shading
if (currentShading < 8)
{
currentShading++;
}
GUI.UpdatePaintGUI(currentForeColour, currentBackColour, currentShading);
break;
case 82:
//r - refresh screen
Console.ForegroundColor = ConsoleColor.White;
Console.BackgroundColor = ConsoleColor.Black;
Console.Clear();
GUI.DrawPaintGUI(image.name, image.width, image.height, viewportWidth, viewportHeight);
GUI.UpdatePaintGUI(currentForeColour, currentBackColour, currentShading);
GUI.WriteCursorPosition(cursorX, cursorY);
PicRender.DrawSubImage(image, 0, 3, viewportX, viewportY, viewportWidth, viewportHeight);
break;
case 83:
//s - save the image
Console.ForegroundColor = ConsoleColor.White;
Console.BackgroundColor = ConsoleColor.Black;
Console.Clear();
Console.WriteLine("Saving...");
fileManager.SaveImage(image);
Console.Clear();
GUI.DrawPaintGUI(image.name, image.width, image.height, viewportWidth, viewportHeight);
GUI.UpdatePaintGUI(currentForeColour, currentBackColour, currentShading);
GUI.WriteCursorPosition(cursorX, cursorY);
PicRender.DrawSubImage(image, 0, 3, viewportX, viewportY, viewportWidth, viewportHeight);
break;
case 67:
//c - save a compressed image
Console.ForegroundColor = ConsoleColor.White;
Console.BackgroundColor = ConsoleColor.Black;
Console.Clear();
Console.WriteLine("Compressing & Saving...");
fileManager.SaveImageCompressed(image);
Console.Clear();
GUI.DrawPaintGUI(image.name, image.width, image.height, viewportWidth, viewportHeight);
GUI.UpdatePaintGUI(currentForeColour, currentBackColour, currentShading);
GUI.WriteCursorPosition(cursorX, cursorY);
PicRender.DrawSubImage(image, 0, 3, viewportX, viewportY, viewportWidth, viewportHeight);
break;
case 70:
//f - fill an area
Fill(image, cursorX, cursorY, new Image.Pixel(currentForeColour, currentBackColour, currentShading));
PicRender.DrawSubImage(image, 0, 3, viewportX, viewportY, viewportWidth, viewportHeight);
break;
case 81:
//q - quit
exitLoop = true;
break;
}
}
}
