chore: rebase to main with translation ports
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tiger tiger tiger
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134 changed files with 15456 additions and 10650 deletions
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@ -1,13 +1,17 @@
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/*******************************************************************************************
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*
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* raylib [textures] example - Mouse painting
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* raylib [textures] example - mouse painting
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*
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* This example has been created using raylib 2.5 (www.raylib.com)
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* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
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* Example complexity rating: [★★★☆] 3/4
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*
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* Example originally created with raylib 3.0, last time updated with raylib 3.0
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*
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* Example contributed by Chris Dill (@MysteriousSpace) and reviewed by Ramon Santamaria (@raysan5)
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*
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* Copyright (c) 2019 Chris Dill (@MysteriousSpace) and Ramon Santamaria (@raysan5)
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* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
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* BSD-like license that allows static linking with closed source software
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*
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* Copyright (c) 2019-2025 Chris Dill (@MysteriousSpace) and Ramon Santamaria (@raysan5)
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*
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********************************************************************************************/
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@ -16,48 +20,66 @@ using static Raylib_cs.Raylib;
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namespace Examples.Textures;
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public class MousePainting
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public partial class MousePainting : IExample
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{
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public static int Main()
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private const int screenWidth = 800;
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private const int screenHeight = 450;
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public string Name => "Textures / Mouse Painting";
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public string Title => "raylib [textures] example - mouse painting";
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public int TargetFps => 120;
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private Color[] colors;
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private Rectangle[] colorsRecs;
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private int colorSelected;
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private int colorSelectedPrev;
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private int colorMouseHover;
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private float brushSize;
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private bool mouseWasPressed;
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private Rectangle btnSaveRec;
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private bool btnSaveMouseHover;
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private bool showSaveMessage;
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private int saveMessageCounter;
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private RenderTexture2D target;
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public void Init()
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{
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// Initialization
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//--------------------------------------------------------------------------------------
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const int screenWidth = 800;
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const int screenHeight = 450;
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InitWindow(screenWidth, screenHeight, "raylib [textures] example - mouse painting");
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// Colours to choose from
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Color[] colors = new Color[] {
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Color.RayWhite,
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Color.Yellow,
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Color.Gold,
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Color.Orange,
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Color.Pink,
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Color.Red,
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Color.Maroon,
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Color.Green,
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Color.Lime,
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Color.DarkGreen,
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Color.SkyBlue,
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Color.Blue,
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Color.DarkBlue,
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Color.Purple,
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Color.Violet,
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Color.DarkPurple,
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Color.Beige,
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Color.Brown,
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Color.DarkBrown,
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Color.LightGray,
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Color.Gray,
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Color.DarkGray,
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Color.Black
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};
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// Colors to choose from
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colors = new Color[] {
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Color.RayWhite,
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Color.Yellow,
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Color.Gold,
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Color.Orange,
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Color.Pink,
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Color.Red,
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Color.Maroon,
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Color.Green,
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Color.Lime,
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Color.DarkGreen,
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Color.SkyBlue,
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Color.Blue,
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Color.DarkBlue,
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Color.Purple,
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Color.Violet,
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Color.DarkPurple,
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Color.Beige,
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Color.Brown,
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Color.DarkBrown,
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Color.LightGray,
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Color.Gray,
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Color.DarkGray,
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Color.Black
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};
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// Define colorsRecs data (for every rectangle)
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Rectangle[] colorsRecs = new Rectangle[colors.Length];
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colorsRecs = new Rectangle[colors.Length];
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for (int i = 0; i < colorsRecs.Length; i++)
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for (var i = 0; i < colorsRecs.Length; i++)
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{
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colorsRecs[i].X = 10 + 30 * i + 2 * i;
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colorsRecs[i].Y = 10;
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@ -65,226 +87,255 @@ public class MousePainting
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colorsRecs[i].Height = 30;
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}
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int colorSelected = 0;
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int colorSelectedPrev = colorSelected;
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int colorMouseHover = 0;
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int brushSize = 20;
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colorSelected = 0;
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colorSelectedPrev = colorSelected;
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colorMouseHover = 0;
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brushSize = 20.0f;
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mouseWasPressed = false;
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Rectangle btnSaveRec = new(750, 10, 40, 30);
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bool btnSaveMouseHover = false;
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bool showSaveMessage = false;
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int saveMessageCounter = 0;
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btnSaveRec = new(750, 10, 40, 30);
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btnSaveMouseHover = false;
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showSaveMessage = false;
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saveMessageCounter = 0;
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// Create a RenderTexture2D to use as a canvas
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RenderTexture2D target = LoadRenderTexture(screenWidth, screenHeight);
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target = LoadRenderTexture(screenWidth, screenHeight);
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// Clear render texture before entering the game loop
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BeginTextureMode(target);
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ClearBackground(colors[0]);
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EndTextureMode();
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}
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public void Update()
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{
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// Update
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//----------------------------------------------------------------------------------
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var mousePos = GetMousePosition();
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// Move between colors with keys
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if (IsKeyPressed(KeyboardKey.Right))
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{
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colorSelected++;
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}
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else if (IsKeyPressed(KeyboardKey.Left))
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{
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colorSelected--;
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}
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if (colorSelected >= colors.Length)
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{
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colorSelected = colors.Length - 1;
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}
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else if (colorSelected < 0)
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{
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colorSelected = 0;
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}
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// Choose color with mouse
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for (var i = 0; i < colors.Length; i++)
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{
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if (CheckCollisionPointRec(mousePos, colorsRecs[i]))
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{
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colorMouseHover = i;
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break;
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}
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else
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{
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colorMouseHover = -1;
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}
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}
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if ((colorMouseHover >= 0) && IsMouseButtonPressed(MouseButton.Left))
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{
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colorSelected = colorMouseHover;
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colorSelectedPrev = colorSelected;
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}
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// Change brush size
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brushSize += GetMouseWheelMove() * 5;
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if (brushSize < 2)
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{
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brushSize = 2;
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}
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if (brushSize > 50)
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{
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brushSize = 50;
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}
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if (IsKeyPressed(KeyboardKey.C))
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{
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// Clear render texture to clear color
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BeginTextureMode(target);
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ClearBackground(colors[0]);
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EndTextureMode();
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}
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if (IsMouseButtonDown(MouseButton.Left) || (GetGestureDetected() == Gesture.Drag))
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{
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// Paint circle into render texture
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// NOTE: To avoid discontinuous circles, we could store
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// previous-next mouse points and just draw a line using brush size
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BeginTextureMode(target);
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if (mousePos.Y > 50)
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{
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DrawCircle((int)mousePos.X, (int)mousePos.Y, brushSize, colors[colorSelected]);
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}
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EndTextureMode();
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}
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if (IsMouseButtonDown(MouseButton.Right))
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{
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if (!mouseWasPressed)
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{
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colorSelectedPrev = colorSelected;
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colorSelected = 0;
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}
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mouseWasPressed = true;
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// Erase circle from render texture
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BeginTextureMode(target);
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if (mousePos.Y > 50)
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{
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DrawCircle((int)mousePos.X, (int)mousePos.Y, brushSize, colors[0]);
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}
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EndTextureMode();
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}
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else if (IsMouseButtonReleased(MouseButton.Right) && mouseWasPressed)
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{
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colorSelected = colorSelectedPrev;
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mouseWasPressed = false;
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}
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// Check mouse hover save button
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if (CheckCollisionPointRec(mousePos, btnSaveRec))
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{
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btnSaveMouseHover = true;
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}
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else
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{
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btnSaveMouseHover = false;
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}
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// Image saving logic
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// NOTE: Saving painted texture to a default named image
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if ((btnSaveMouseHover && IsMouseButtonReleased(MouseButton.Left)) ||
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IsKeyPressed(KeyboardKey.S))
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{
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var image = LoadImageFromTexture(target.Texture);
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ImageFlipVertical(ref image);
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ExportImage(image, "my_amazing_texture_painting.png");
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UnloadImage(image);
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showSaveMessage = true;
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}
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if (showSaveMessage)
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{
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// On saving, show a full screen message for 2 seconds
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saveMessageCounter++;
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if (saveMessageCounter > 240)
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{
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showSaveMessage = false;
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saveMessageCounter = 0;
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}
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}
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//----------------------------------------------------------------------------------
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// Draw
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//----------------------------------------------------------------------------------
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BeginDrawing();
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ClearBackground(Color.RayWhite);
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// NOTE: Render texture must be y-flipped due to default OpenGL coordinates (left-bottom)
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Rectangle source = new(0, 0, target.Texture.Width, -target.Texture.Height);
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DrawTextureRec(target.Texture, source, new Vector2(0, 0), Color.White);
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// Draw drawing circle for reference
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if (mousePos.Y > 50)
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{
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if (IsMouseButtonDown(MouseButton.Right))
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{
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DrawCircleLines((int)mousePos.X, (int)mousePos.Y, brushSize, Color.Gray);
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}
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else
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{
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DrawCircle(GetMouseX(), GetMouseY(), brushSize, colors[colorSelected]);
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}
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}
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// Draw top panel
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DrawRectangle(0, 0, GetScreenWidth(), 50, Color.RayWhite);
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DrawLine(0, 50, GetScreenWidth(), 50, Color.LightGray);
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// Draw color selection rectangles
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for (var i = 0; i < colors.Length; i++)
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{
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DrawRectangleRec(colorsRecs[i], colors[i]);
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}
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DrawRectangleLines(10, 10, 30, 30, Color.LightGray);
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if (colorMouseHover >= 0)
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{
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DrawRectangleRec(colorsRecs[colorMouseHover], Fade(Color.White, 0.6f));
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}
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Rectangle rec = new(
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colorsRecs[colorSelected].X - 2,
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colorsRecs[colorSelected].Y - 2,
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colorsRecs[colorSelected].Width + 4,
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colorsRecs[colorSelected].Height + 4
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);
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DrawRectangleLinesEx(rec, 2, Color.Black);
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// Draw save image button
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DrawRectangleLinesEx(btnSaveRec, 2, btnSaveMouseHover ? Color.Red : Color.Black);
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DrawText("SAVE!", 755, 20, 10, btnSaveMouseHover ? Color.Red : Color.Black);
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// Draw save image message
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if (showSaveMessage)
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{
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DrawRectangle(0, 0, GetScreenWidth(), GetScreenHeight(), Fade(Color.RayWhite, 0.8f));
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DrawRectangle(0, 150, GetScreenWidth(), 80, Color.Black);
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DrawText("IMAGE SAVED!", 150, 180, 20, Color.RayWhite);
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}
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EndDrawing();
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//----------------------------------------------------------------------------------
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}
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public void Unload()
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{
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UnloadRenderTexture(target); // Unload render texture
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}
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public static int Main()
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{
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// Initialization
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//--------------------------------------------------------------------------------------
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InitWindow(screenWidth, screenHeight, "raylib [textures] example - mouse painting");
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SetTargetFPS(120); // Set our game to run at 120 frames-per-second
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//--------------------------------------------------------------------------------------
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var game = new MousePainting();
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game.Init();
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// Main game loop
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while (!WindowShouldClose())
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while (!WindowShouldClose()) // Detect window close button or ESC key
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{
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// Update
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//----------------------------------------------------------------------------------
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Vector2 mousePos = GetMousePosition();
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// Move between colors with keys
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if (IsKeyPressed(KeyboardKey.Right))
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{
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colorSelected++;
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}
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else if (IsKeyPressed(KeyboardKey.Left))
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{
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colorSelected--;
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}
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if (colorSelected >= colors.Length)
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{
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colorSelected = colors.Length - 1;
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}
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else if (colorSelected < 0)
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{
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colorSelected = 0;
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}
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// Choose color with mouse
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for (int i = 0; i < colors.Length; i++)
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{
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if (CheckCollisionPointRec(mousePos, colorsRecs[i]))
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{
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colorMouseHover = i;
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break;
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}
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else
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{
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colorMouseHover = -1;
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}
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}
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if ((colorMouseHover >= 0) && IsMouseButtonPressed(MouseButton.Left))
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{
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colorSelected = colorMouseHover;
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colorSelectedPrev = colorSelected;
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}
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// Change brush size
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brushSize += (int)(GetMouseWheelMove() * 5);
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if (brushSize < 2)
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{
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brushSize = 2;
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}
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if (brushSize > 50)
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{
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brushSize = 50;
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}
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if (IsKeyPressed(KeyboardKey.C))
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{
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// Clear render texture to clear color
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BeginTextureMode(target);
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ClearBackground(colors[0]);
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EndTextureMode();
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}
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if (IsMouseButtonDown(MouseButton.Left))
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{
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// Paint circle into render texture
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// NOTE: To avoid discontinuous circles, we could store
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// previous-next mouse points and just draw a line using brush size
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BeginTextureMode(target);
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if (mousePos.Y > 50)
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{
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DrawCircle((int)mousePos.X, (int)mousePos.Y, brushSize, colors[colorSelected]);
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}
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EndTextureMode();
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}
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else if (IsMouseButtonDown(MouseButton.Right))
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{
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colorSelected = 0;
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// Erase circle from render texture
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BeginTextureMode(target);
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if (mousePos.Y > 50)
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{
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DrawCircle((int)mousePos.X, (int)mousePos.Y, brushSize, colors[0]);
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}
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EndTextureMode();
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}
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else
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{
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colorSelected = colorSelectedPrev;
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}
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// Check mouse hover save button
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if (CheckCollisionPointRec(mousePos, btnSaveRec))
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{
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btnSaveMouseHover = true;
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}
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else
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{
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btnSaveMouseHover = false;
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}
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// Image saving logic
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// NOTE: Saving painted texture to a default named image
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if ((btnSaveMouseHover && IsMouseButtonReleased(MouseButton.Left)) ||
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IsKeyPressed(KeyboardKey.S))
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{
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Image image = LoadImageFromTexture(target.Texture);
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ImageFlipVertical(ref image);
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ExportImage(image, "my_amazing_texture_painting.png");
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UnloadImage(image);
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showSaveMessage = true;
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}
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if (showSaveMessage)
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{
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// On saving, show a full screen message for 2 seconds
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saveMessageCounter++;
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if (saveMessageCounter > 240)
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{
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showSaveMessage = false;
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saveMessageCounter = 0;
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}
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}
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//----------------------------------------------------------------------------------
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// Draw
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//----------------------------------------------------------------------------------
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BeginDrawing();
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ClearBackground(Color.RayWhite);
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// NOTE: Render texture must be y-flipped due to default OpenGL coordinates (left-bottom)
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Rectangle source = new(0, 0, target.Texture.Width, -target.Texture.Height);
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DrawTextureRec(target.Texture, source, new Vector2(0, 0), Color.White);
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// Draw drawing circle for reference
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if (mousePos.Y > 50)
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{
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if (IsMouseButtonDown(MouseButton.Right))
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{
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DrawCircleLines((int)mousePos.X, (int)mousePos.Y, brushSize, colors[colorSelected]);
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}
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else
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{
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DrawCircle(GetMouseX(), GetMouseY(), brushSize, colors[colorSelected]);
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}
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}
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// Draw top panel
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DrawRectangle(0, 0, GetScreenWidth(), 50, Color.RayWhite);
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DrawLine(0, 50, GetScreenWidth(), 50, Color.LightGray);
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// Draw color selection rectangles
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for (int i = 0; i < colors.Length; i++)
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{
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DrawRectangleRec(colorsRecs[i], colors[i]);
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}
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DrawRectangleLines(10, 10, 30, 30, Color.LightGray);
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if (colorMouseHover >= 0)
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{
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DrawRectangleRec(colorsRecs[colorMouseHover], ColorAlpha(Color.White, 0.6f));
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}
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Rectangle rec = new(
|
||||
colorsRecs[colorSelected].X - 2,
|
||||
colorsRecs[colorSelected].Y - 2,
|
||||
colorsRecs[colorSelected].Width + 4,
|
||||
colorsRecs[colorSelected].Height + 4
|
||||
);
|
||||
DrawRectangleLinesEx(rec, 2, Color.Black);
|
||||
|
||||
// Draw save image button
|
||||
DrawRectangleLinesEx(btnSaveRec, 2, btnSaveMouseHover ? Color.Red : Color.Black);
|
||||
DrawText("SAVE!", 755, 20, 10, btnSaveMouseHover ? Color.Red : Color.Black);
|
||||
|
||||
// Draw save image message
|
||||
if (showSaveMessage)
|
||||
{
|
||||
DrawRectangle(0, 0, GetScreenWidth(), GetScreenHeight(), ColorAlpha(Color.RayWhite, 0.8f));
|
||||
DrawRectangle(0, 150, GetScreenWidth(), 80, Color.Black);
|
||||
DrawText("IMAGE SAVED: my_amazing_texture_painting.png", 150, 180, 20, Color.RayWhite);
|
||||
}
|
||||
|
||||
EndDrawing();
|
||||
//----------------------------------------------------------------------------------
|
||||
game.Update();
|
||||
}
|
||||
|
||||
game.Unload();
|
||||
|
||||
// De-Initialization
|
||||
//--------------------------------------------------------------------------------------
|
||||
UnloadRenderTexture(target);
|
||||
|
||||
CloseWindow();
|
||||
CloseWindow(); // Close window and OpenGL context
|
||||
//--------------------------------------------------------------------------------------
|
||||
|
||||
return 0;
|
||||
|
|
|
|||
Loading…
Reference in a new issue