Initial Commit

Library/PackageCache/com.unity.timeline@1.5.4/Editor/Utilities/Graphics.cs

@@ -0,0 +1,119 @@
+using UnityEngine;
+
+namespace UnityEditor.Timeline
+{
+    static class Graphics
+    {
+        public static void ShadowLabel(Rect rect, string text, GUIStyle style, Color textColor, Color shadowColor)
+        {
+            ShadowLabel(rect, GUIContent.Temp(text), style, textColor, shadowColor);
+        }
+
+        public static void ShadowLabel(Rect rect, GUIContent content, GUIStyle style, Color textColor, Color shadowColor)
+        {
+            var shadowRect = rect;
+            shadowRect.xMin += 2.0f;
+            shadowRect.yMin += 2.0f;
+            style.normal.textColor = Color.black;
+            GUI.Label(shadowRect, content, style);
+
+            style.normal.textColor = textColor;
+            GUI.Label(rect, content, style);
+        }
+
+        public static void DrawLine(Vector3 p1, Vector3 p2, Color color)
+        {
+            var c = Handles.color;
+            Handles.color = color;
+            Handles.DrawLine(p1, p2);
+            Handles.color = c;
+        }
+
+        public static void DrawPolygonAA(Color color, Vector3[] vertices)
+        {
+            var prevColor = Handles.color;
+            Handles.color = color;
+            Handles.DrawAAConvexPolygon(vertices);
+            Handles.color = prevColor;
+        }
+
+        public static void DrawDottedLine(Vector3 p1, Vector3 p2, float segmentsLength, Color col)
+        {
+            HandleUtility.ApplyWireMaterial();
+
+            GL.Begin(GL.LINES);
+            GL.Color(col);
+
+            var length = Vector3.Distance(p1, p2); // ignore z component
+            var count = Mathf.CeilToInt(length / segmentsLength);
+            for (var i = 0; i < count; i += 2)
+            {
+                GL.Vertex((Vector3.Lerp(p1, p2, i * segmentsLength / length)));
+                GL.Vertex((Vector3.Lerp(p1, p2, (i + 1) * segmentsLength / length)));
+            }
+
+            GL.End();
+        }
+
+        public static void DrawLineAtTime(WindowState state, double time, Color color, bool dotted = false)
+        {
+            var t = state.TimeToPixel(time);
+
+            var p0 = new Vector3(t, state.timeAreaRect.yMax);
+            var p1 = new Vector3(t, state.timeAreaRect.yMax + state.windowHeight - WindowConstants.sliderWidth);
+
+            if (dotted)
+                DrawDottedLine(p0, p1, 4.0f, color);
+            else
+                DrawLine(p0, p1, color);
+        }
+
+        public static void DrawTextureRepeated(Rect area, Texture texture)
+        {
+            if (texture == null || Event.current.type != EventType.Repaint)
+                return;
+
+            GUI.BeginClip(area);
+            int w = Mathf.CeilToInt(area.width / texture.width);
+            int h = Mathf.CeilToInt(area.height / texture.height);
+            for (int x = 0; x < w; x++)
+            {
+                for (int y = 0; y < h; y++)
+                {
+                    GUI.DrawTexture(new Rect(x * texture.width, y * texture.height, texture.width, texture.height), texture);
+                }
+            }
+
+            GUI.EndClip();
+        }
+
+        public static void DrawShadow(Rect clientRect)
+        {
+            var rect = clientRect;
+            rect.height = WindowConstants.shadowUnderTimelineHeight;
+            GUI.Box(rect, GUIContent.none, DirectorStyles.Instance.bottomShadow);
+        }
+
+        public static void DrawBackgroundRect(WindowState state, Rect rect, bool subSequenceMode = false)
+        {
+            Color c = subSequenceMode ? DirectorStyles.Instance.customSkin.colorSubSequenceBackground : DirectorStyles.Instance.customSkin.colorSequenceBackground;
+            EditorGUI.DrawRect(rect, c);
+            if (state.IsEditingAPrefabAsset())
+            {
+                c = SceneView.kSceneViewPrefabBackground.Color;
+                c.a = 0.5f;
+                EditorGUI.DrawRect(rect, c);
+            }
+        }
+
+        public static Rect CalculateTextBoxSize(Rect trackRect, GUIStyle font, GUIContent content, float padding)
+        {
+            Rect textRect = trackRect;
+            textRect.width = font.CalcSize(content).x + padding;
+            textRect.x += (trackRect.width - textRect.width) / 2f;
+            textRect.height -= 4f;
+            textRect.y += 2f;
+            return textRect;
+        }
+    }
+}