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191 行
10 KiB
191 行
10 KiB
using UnityEngine;
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using UnityEditor;
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using Cinemachine.Utility;
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namespace Cinemachine.Editor
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{
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internal class CinemachineScreenComposerGuides
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{
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public delegate Rect RectGetter();
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public delegate void RectSetter(Rect r);
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public delegate SerializedObject ObjectGetter();
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// Clients MUST implement all of these
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public RectGetter GetHardGuide;
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public RectGetter GetSoftGuide;
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public RectSetter SetHardGuide;
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public RectSetter SetSoftGuide;
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public ObjectGetter Target;
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public const float kGuideBarWidthPx = 3f;
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public void SetNewBounds(Rect oldHard, Rect oldSoft, Rect newHard, Rect newSoft)
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{
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if ((oldSoft != newSoft) || (oldHard != newHard))
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{
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Undo.RecordObject(Target().targetObject, "Composer Bounds");
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if (oldSoft != newSoft)
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SetSoftGuide(newSoft);
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if (oldHard != newHard)
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SetHardGuide(newHard);
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Target().ApplyModifiedProperties();
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}
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}
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public void OnGUI_DrawGuides(bool isLive, Camera outputCamera, LensSettings lens, bool showHardGuides)
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{
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Rect cameraRect = outputCamera.pixelRect;
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float screenWidth = cameraRect.width;
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float screenHeight = cameraRect.height;
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cameraRect.yMax = Screen.height - cameraRect.yMin;
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cameraRect.yMin = cameraRect.yMax - screenHeight;
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// Rotate the guides along with the dutch
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Matrix4x4 oldMatrix = GUI.matrix;
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GUI.matrix = Matrix4x4.Translate(cameraRect.min);
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GUIUtility.RotateAroundPivot(lens.Dutch, cameraRect.center);
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Color hardBarsColour = CinemachineSettings.ComposerSettings.HardBoundsOverlayColour;
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Color softBarsColour = CinemachineSettings.ComposerSettings.SoftBoundsOverlayColour;
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float overlayOpacity = CinemachineSettings.ComposerSettings.OverlayOpacity;
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if (!isLive)
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{
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softBarsColour = CinemachineSettings.CinemachineCoreSettings.InactiveGizmoColour;
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hardBarsColour = Color.Lerp(softBarsColour, Color.black, 0.5f);
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overlayOpacity /= 2;
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}
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hardBarsColour.a *= overlayOpacity;
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softBarsColour.a *= overlayOpacity;
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Rect r = showHardGuides ? GetHardGuide() : new Rect(-2, -2, 4, 4);
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float hardEdgeLeft = r.xMin * screenWidth;
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float hardEdgeTop = r.yMin * screenHeight;
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float hardEdgeRight = r.xMax * screenWidth;
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float hardEdgeBottom = r.yMax * screenHeight;
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mDragBars[(int)DragBar.HardBarLineLeft] = new Rect(hardEdgeLeft - kGuideBarWidthPx / 2f, 0f, kGuideBarWidthPx, screenHeight);
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mDragBars[(int)DragBar.HardBarLineTop] = new Rect(0f, hardEdgeTop - kGuideBarWidthPx / 2f, screenWidth, kGuideBarWidthPx);
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mDragBars[(int)DragBar.HardBarLineRight] = new Rect(hardEdgeRight - kGuideBarWidthPx / 2f, 0f, kGuideBarWidthPx, screenHeight);
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mDragBars[(int)DragBar.HardBarLineBottom] = new Rect(0f, hardEdgeBottom - kGuideBarWidthPx / 2f, screenWidth, kGuideBarWidthPx);
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r = GetSoftGuide();
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float softEdgeLeft = r.xMin * screenWidth;
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float softEdgeTop = r.yMin * screenHeight;
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float softEdgeRight = r.xMax * screenWidth;
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float softEdgeBottom = r.yMax * screenHeight;
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mDragBars[(int)DragBar.SoftBarLineLeft] = new Rect(softEdgeLeft - kGuideBarWidthPx / 2f, 0f, kGuideBarWidthPx, screenHeight);
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mDragBars[(int)DragBar.SoftBarLineTop] = new Rect(0f, softEdgeTop - kGuideBarWidthPx / 2f, screenWidth, kGuideBarWidthPx);
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mDragBars[(int)DragBar.SoftBarLineRight] = new Rect(softEdgeRight - kGuideBarWidthPx / 2f, 0f, kGuideBarWidthPx, screenHeight);
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mDragBars[(int)DragBar.SoftBarLineBottom] = new Rect(0f, softEdgeBottom - kGuideBarWidthPx / 2f, screenWidth, kGuideBarWidthPx);
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mDragBars[(int)DragBar.Center] = new Rect(softEdgeLeft, softEdgeTop, softEdgeRight - softEdgeLeft, softEdgeBottom - softEdgeTop);
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// Handle dragging bars
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if (isLive)
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OnGuiHandleBarDragging(screenWidth, screenHeight);
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// Draw the masks
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GUI.color = hardBarsColour;
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Rect hardBarLeft = new Rect(0, hardEdgeTop, Mathf.Max(0, hardEdgeLeft), hardEdgeBottom - hardEdgeTop);
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Rect hardBarRight = new Rect(hardEdgeRight, hardEdgeTop,
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Mathf.Max(0, screenWidth - hardEdgeRight), hardEdgeBottom - hardEdgeTop);
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Rect hardBarTop = new Rect(Mathf.Min(0, hardEdgeLeft), 0,
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Mathf.Max(screenWidth, hardEdgeRight) - Mathf.Min(0, hardEdgeLeft), Mathf.Max(0, hardEdgeTop));
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Rect hardBarBottom = new Rect(Mathf.Min(0, hardEdgeLeft), hardEdgeBottom,
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Mathf.Max(screenWidth, hardEdgeRight) - Mathf.Min(0, hardEdgeLeft),
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Mathf.Max(0, screenHeight - hardEdgeBottom));
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GUI.DrawTexture(hardBarLeft, Texture2D.whiteTexture, ScaleMode.StretchToFill);
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GUI.DrawTexture(hardBarTop, Texture2D.whiteTexture, ScaleMode.StretchToFill);
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GUI.DrawTexture(hardBarRight, Texture2D.whiteTexture, ScaleMode.StretchToFill);
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GUI.DrawTexture(hardBarBottom, Texture2D.whiteTexture, ScaleMode.StretchToFill);
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GUI.color = softBarsColour;
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Rect softBarLeft = new Rect(hardEdgeLeft, softEdgeTop, softEdgeLeft - hardEdgeLeft, softEdgeBottom - softEdgeTop);
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Rect softBarTop = new Rect(hardEdgeLeft, hardEdgeTop, hardEdgeRight - hardEdgeLeft, softEdgeTop - hardEdgeTop);
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Rect softBarRight = new Rect(softEdgeRight, softEdgeTop, hardEdgeRight - softEdgeRight, softEdgeBottom - softEdgeTop);
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Rect softBarBottom = new Rect(hardEdgeLeft, softEdgeBottom, hardEdgeRight - hardEdgeLeft, hardEdgeBottom - softEdgeBottom);
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GUI.DrawTexture(softBarLeft, Texture2D.whiteTexture, ScaleMode.StretchToFill);
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GUI.DrawTexture(softBarTop, Texture2D.whiteTexture, ScaleMode.StretchToFill);
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GUI.DrawTexture(softBarRight, Texture2D.whiteTexture, ScaleMode.StretchToFill);
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GUI.DrawTexture(softBarBottom, Texture2D.whiteTexture, ScaleMode.StretchToFill);
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// Draw the drag bars
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GUI.DrawTexture(mDragBars[(int)DragBar.SoftBarLineLeft], Texture2D.whiteTexture, ScaleMode.StretchToFill);
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GUI.DrawTexture(mDragBars[(int)DragBar.SoftBarLineTop], Texture2D.whiteTexture, ScaleMode.StretchToFill);
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GUI.DrawTexture(mDragBars[(int)DragBar.SoftBarLineRight], Texture2D.whiteTexture, ScaleMode.StretchToFill);
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GUI.DrawTexture(mDragBars[(int)DragBar.SoftBarLineBottom], Texture2D.whiteTexture, ScaleMode.StretchToFill);
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GUI.color = hardBarsColour;
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GUI.DrawTexture(mDragBars[(int)DragBar.HardBarLineLeft], Texture2D.whiteTexture, ScaleMode.StretchToFill);
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GUI.DrawTexture(mDragBars[(int)DragBar.HardBarLineTop], Texture2D.whiteTexture, ScaleMode.StretchToFill);
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GUI.DrawTexture(mDragBars[(int)DragBar.HardBarLineRight], Texture2D.whiteTexture, ScaleMode.StretchToFill);
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GUI.DrawTexture(mDragBars[(int)DragBar.HardBarLineBottom], Texture2D.whiteTexture, ScaleMode.StretchToFill);
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GUI.matrix = oldMatrix;
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}
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// For dragging the bars - order defines precedence
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private enum DragBar
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{
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Center,
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SoftBarLineLeft, SoftBarLineTop, SoftBarLineRight, SoftBarLineBottom,
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HardBarLineLeft, HardBarLineTop, HardBarLineRight, HardBarLineBottom,
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NONE
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};
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private DragBar mDragging = DragBar.NONE;
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private Rect[] mDragBars = new Rect[9];
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private void OnGuiHandleBarDragging(float screenWidth, float screenHeight)
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{
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if (Event.current.type == EventType.MouseUp)
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mDragging = DragBar.NONE;
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if (Event.current.type == EventType.MouseDown)
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{
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mDragging = DragBar.NONE;
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for (DragBar i = DragBar.Center; i < DragBar.NONE && mDragging == DragBar.NONE; ++i)
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{
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Vector2 slop = new Vector2(5f, 5f);
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if (i == DragBar.Center)
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{
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if (mDragBars[(int)i].width > 3f * slop.x)
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slop.x = -slop.x;
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if (mDragBars[(int)i].height > 3f * slop.y)
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slop.y = -slop.y;
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}
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Rect r = mDragBars[(int)i].Inflated(slop);
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if (r.Contains(Event.current.mousePosition))
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mDragging = i;
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}
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}
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if (mDragging != DragBar.NONE && Event.current.type == EventType.MouseDrag)
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{
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Vector2 d = new Vector2(
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Event.current.delta.x / screenWidth,
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Event.current.delta.y / screenHeight);
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// First snapshot some settings
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Rect newHard = GetHardGuide();
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Rect newSoft = GetSoftGuide();
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Vector2 changed = Vector2.zero;
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switch (mDragging)
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{
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case DragBar.Center: newSoft.position += d; break;
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case DragBar.SoftBarLineLeft: newSoft = newSoft.Inflated(new Vector2(-d.x, 0)); break;
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case DragBar.SoftBarLineRight: newSoft = newSoft.Inflated(new Vector2(d.x, 0)); break;
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case DragBar.SoftBarLineTop: newSoft = newSoft.Inflated(new Vector2(0, -d.y)); break;
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case DragBar.SoftBarLineBottom: newSoft = newSoft.Inflated(new Vector2(0, d.y)); break;
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case DragBar.HardBarLineLeft: newHard = newHard.Inflated(new Vector2(-d.x, 0)); break;
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case DragBar.HardBarLineRight: newHard = newHard.Inflated(new Vector2(d.x, 0)); break;
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case DragBar.HardBarLineBottom: newHard = newHard.Inflated(new Vector2(0, d.y)); break;
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case DragBar.HardBarLineTop: newHard = newHard.Inflated(new Vector2(0, -d.y)); break;
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}
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// Apply the changes, enforcing the bounds
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SetNewBounds(GetHardGuide(), GetSoftGuide(), newHard, newSoft);
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UnityEditorInternal.InternalEditorUtility.RepaintAllViews();
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}
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}
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}
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}
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