Initial commit

2017-01-27 09:35:30 +01:00 · 2017-01-27 09:35:30 +01:00 · d7ff68b487
commit d7ff68b487
196 changed files with 286314 additions and 0 deletions
--- a/examples/core/gestures_detection/main.go
+++ b/examples/core/gestures_detection/main.go
@ -0,0 +1,99 @@
+package main
+
+import (
+	"github.com/gen2brain/raylib-go/raylib"
+)
+
+var (
+	MaxGestureStrings int = 20
+)
+
+func main() {
+	screenWidth := int32(800)
+	screenHeight := int32(450)
+
+	raylib.InitWindow(screenWidth, screenHeight, "raylib [core] example - gestures detection")
+
+	touchPosition := raylib.NewVector2(0, 0)
+	touchArea := raylib.NewRectangle(220, 10, screenWidth-230, screenHeight-20)
+
+	gestureStrings := make([]string, 0)
+
+	currentGesture := raylib.GestureNone
+	lastGesture := raylib.GestureNone
+
+	//raylib.SetGesturesEnabled(uint32(raylib.GestureHold | raylib.GestureDrag)) // Enable only some gestures to be detected
+
+	raylib.SetTargetFPS(60)
+
+	for !raylib.WindowShouldClose() {
+		lastGesture = currentGesture
+		currentGesture = raylib.GetGestureDetected()
+		touchPosition = raylib.GetTouchPosition(0)
+
+		if raylib.CheckCollisionPointRec(touchPosition, touchArea) && currentGesture != raylib.GestureNone {
+			if currentGesture != lastGesture {
+				switch currentGesture {
+				case raylib.GestureTap:
+					gestureStrings = append(gestureStrings, "GESTURE TAP")
+				case raylib.GestureDoubletap:
+					gestureStrings = append(gestureStrings, "GESTURE DOUBLETAP")
+				case raylib.GestureHold:
+					gestureStrings = append(gestureStrings, "GESTURE HOLD")
+				case raylib.GestureDrag:
+					gestureStrings = append(gestureStrings, "GESTURE DRAG")
+				case raylib.GestureSwipeRight:
+					gestureStrings = append(gestureStrings, "GESTURE SWIPE RIGHT")
+				case raylib.GestureSwipeLeft:
+					gestureStrings = append(gestureStrings, "GESTURE SWIPE LEFT")
+				case raylib.GestureSwipeUp:
+					gestureStrings = append(gestureStrings, "GESTURE SWIPE UP")
+				case raylib.GestureSwipeDown:
+					gestureStrings = append(gestureStrings, "GESTURE SWIPE DOWN")
+				case raylib.GesturePinchIn:
+					gestureStrings = append(gestureStrings, "GESTURE PINCH IN")
+				case raylib.GesturePinchOut:
+					gestureStrings = append(gestureStrings, "GESTURE PINCH OUT")
+				}
+
+				if len(gestureStrings) >= MaxGestureStrings {
+					gestureStrings = make([]string, 0)
+				}
+			}
+		}
+
+		raylib.BeginDrawing()
+
+		raylib.ClearBackground(raylib.RayWhite)
+
+		raylib.DrawRectangleRec(touchArea, raylib.Gray)
+		raylib.DrawRectangle(225, 15, screenWidth-240, screenHeight-30, raylib.RayWhite)
+
+		raylib.DrawText("GESTURES TEST AREA", screenWidth-270, screenHeight-40, 20, raylib.Fade(raylib.Gray, 0.5))
+
+		for i := 0; i < len(gestureStrings); i++ {
+			if i%2 == 0 {
+				raylib.DrawRectangle(10, int32(30+20*i), 200, 20, raylib.Fade(raylib.LightGray, 0.5))
+			} else {
+				raylib.DrawRectangle(10, int32(30+20*i), 200, 20, raylib.Fade(raylib.LightGray, 0.3))
+			}
+
+			if i < len(gestureStrings)-1 {
+				raylib.DrawText(gestureStrings[i], 35, int32(36+20*i), 10, raylib.DarkGray)
+			} else {
+				raylib.DrawText(gestureStrings[i], 35, int32(36+20*i), 10, raylib.Maroon)
+			}
+		}
+
+		raylib.DrawRectangleLines(10, 29, 200, screenHeight-50, raylib.Gray)
+		raylib.DrawText("DETECTED GESTURES", 50, 15, 10, raylib.Gray)
+
+		if currentGesture != raylib.GestureNone {
+			raylib.DrawCircleV(touchPosition, 30, raylib.Maroon)
+		}
+
+		raylib.EndDrawing()
+	}
+
+	raylib.CloseWindow()
+}