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Batch of 9 new shapes examples!

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Some examples included in this batch require the included libraries: `easings.h` and `raygui.h`. Examples included:

 - shapes_bouncing_ball
 - shapes_collision_area
 - shapes_following_eyes
 - shapes_draw_circle_sector (requires raygui.h)
 - shapes_draw_rectangle_rounded (requires raygui.h)
 - shapes_draw_ring (requires raygui.h)
 - shapes_easings_ball_anim (requires easings.h)
 - shapes_easings_box_anim (requires easings.h)
 - shapes_easings_rectangle_array (requires easings.h)
This commit is contained in:
Ray 2019-05-03 16:00:16 +02:00
parent 0c53360a3a
commit 62f1511e5f
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examples/shapes/shapes_draw_ring.c Normal file
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/*******************************************************************************************
*
* raylib [shapes] example - draw ring (with gui options)
*
* This example has been created using raylib 2.5 (www.raylib.com)
* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
*
* Copyright (c) 2019 Vlad Adrian (@Demizdor) and Ramon Santamaria (@raysan5)
*
********************************************************************************************/
#include <raylib.h>
#define RAYGUI_IMPLEMENTATION
#include "raygui.h" // Required for GUI controls
int main()
{
// Initialization
//--------------------------------------------------------------------------------------
const int screenWidth = 800;
const int screenHeight = 450;
InitWindow(screenWidth, screenHeight, "raylib [shapes] example - draw ring");
Vector2 center = {(GetScreenWidth() - 300)/2, GetScreenHeight()/2 };
float innerRadius = 80.0f;
float outerRadius = 190.0f;
int startAngle = 0;
int endAngle = 360;
int segments = 0;
bool drawRing = true;
bool drawRingLines = false;
bool drawCircleLines = false;
SetTargetFPS(60);
//--------------------------------------------------------------------------------------
// Main game loop
while (!WindowShouldClose()) // Detect window close button or ESC key
{
// Update
//----------------------------------------------------------------------------------
// NOTE: All variables update happens inside GUI control functions
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(RAYWHITE);
DrawLine(500, 0, 500, GetScreenHeight(), Fade(LIGHTGRAY, 0.6f));
DrawRectangle(500, 0, GetScreenWidth() - 500, GetScreenHeight(), Fade(LIGHTGRAY, 0.3f));
if (drawRing) DrawRing(center, innerRadius, outerRadius, startAngle, endAngle, segments, Fade(MAROON, 0.3));
if (drawRingLines) DrawRingLines(center, innerRadius, outerRadius, startAngle, endAngle, segments, Fade(BLACK, 0.4));
if (drawCircleLines) DrawCircleSectorLines(center, outerRadius, startAngle, endAngle, segments, Fade(BLACK, 0.4));
// Draw GUI controls
//------------------------------------------------------------------------------
startAngle = GuiSliderBar((Rectangle){ 600, 40, 120, 20 }, "StartAngle", startAngle, -450, 450, true);
endAngle = GuiSliderBar((Rectangle){ 600, 70, 120, 20 }, "EndAngle", endAngle, -450, 450, true);
innerRadius = GuiSliderBar((Rectangle){ 600, 140, 120, 20 }, "InnerRadius", innerRadius, 0, 100, true);
outerRadius = GuiSliderBar((Rectangle){ 600, 170, 120, 20 }, "OuterRadius", outerRadius, 0, 200, true);
segments = GuiSliderBar((Rectangle){ 600, 240, 120, 20 }, "Segments", segments, 0, 100, true);
drawRing = GuiCheckBox((Rectangle){ 600, 320, 20, 20 }, "Draw Ring", drawRing);
drawRingLines = GuiCheckBox((Rectangle){ 600, 350, 20, 20 }, "Draw RingLines", drawRingLines);
drawCircleLines = GuiCheckBox((Rectangle){ 600, 380, 20, 20 }, "Draw CircleLines", drawCircleLines);
//------------------------------------------------------------------------------
DrawText(FormatText("MODE: %s", (segments >= 4)? "MANUAL" : "AUTO"), 600, 270, 10, (segments >= 4)? MAROON : DARKGRAY);
DrawFPS(10, 10);
EndDrawing();
//----------------------------------------------------------------------------------
}
// De-Initialization
//--------------------------------------------------------------------------------------
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
return 0;
}