add unit test and finish operator test

2021-07-28 14:18:39 +08:00
parent d31704951d
commit ef55d94ae9
35 changed files with 510 additions and 136 deletions
--- a/BallanceTASEditor/UI/SelectionHelp.cs
+++ b/BallanceTASEditor/UI/SelectionHelp.cs
@ -0,0 +1,137 @@
+using BallanceTASEditor.Core.TASStruct;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using BallanceTASEditor.Core;
+
+namespace BallanceTASEditor.UI {
+    public class SelectionHelp {
+        public SelectionHelp() {
+            SetMode(ToolMode.Cursor);
+        }
+
+        public event Action SelectionChanged;
+
+        ToolMode mMode;
+        FrameDataField mStartField;
+        FrameDataField mEndField;
+        long mStart;
+        bool mIsStartConfirmed;
+        long mEnd;
+        bool mIsEndConfirmed;
+
+        public void SetMode(ToolMode mode) {
+            switch (mode) {
+                case ToolMode.Cursor:
+                    mStart = 0;
+                    mEnd = 0;
+                    mIsStartConfirmed = false;
+                    mIsEndConfirmed = false;
+                    break;
+                case ToolMode.Fill:
+                    mStartField = FrameDataField.Key_Up;
+                    mEndField = FrameDataField.Key_Up;
+                    mStart = 0;
+                    mEnd = 0;
+                    mIsStartConfirmed = false;
+                    mIsEndConfirmed = false;
+                    break;
+                case ToolMode.Overwrite:
+                    mStartField = FrameDataField.Key_Up;
+                    mStart = 0;
+                    mIsStartConfirmed = false;
+                    break;
+            }
+
+            mMode = mode;
+            OnSelectionChanged();
+        }
+
+        public void FirstClick(long index, FrameDataField field) {
+            mStartField = field;
+            mStart = index;
+            mIsStartConfirmed = true;
+            mIsEndConfirmed = false;
+
+            OnSelectionChanged();
+        }
+
+        public void LastClick(long index, FrameDataField field) {
+            if (mMode == ToolMode.Overwrite) return;
+            if (!mIsStartConfirmed) return;
+
+            mEndField = field;
+            mEnd = index;
+            mIsEndConfirmed = true;
+            OnSelectionChanged();
+        }
+
+        public void Reset() {
+            // reuse set mode to reset
+            SetMode(mMode);
+        }
+
+        // onnly used for delete prev one / next one shift.
+        public void ShiftTo(bool toNext) {
+            if (!IsDataPartialReady()) throw new Exception("Shift operation with wrong condition.");
+            FirstClick(GetPoint() + (toNext ? 1 : -1), mStartField);
+        }
+
+        public SelectionRange GetRange() {
+            if (mMode == ToolMode.Overwrite) throw new Exception("Read with wrong mode.");
+            if (!(mIsStartConfirmed && mIsEndConfirmed)) throw new Exception("Data is not ready to read");
+            return new SelectionRange(mStart, mEnd);
+        }
+
+        public SelectionRange GetFieldRange() {
+            if (mMode != ToolMode.Fill) throw new Exception("Read with wrong mode.");
+            if (!(mIsStartConfirmed && mIsEndConfirmed)) throw new Exception("Data is not ready to read");
+            return new SelectionRange((int)mStartField, (int)mEndField);
+        }
+
+        public long GetPoint() {
+            if (mMode == ToolMode.Fill) throw new Exception("Read with wrong mode.");
+            if (!mIsStartConfirmed) throw new Exception("Data is not ready to read");
+
+            if (mMode == ToolMode.Overwrite) return mStart;
+            else {
+                // cursor mode
+                if (mIsStartConfirmed) return mStart;
+                else throw new Exception("Data is not ready to read");
+            }
+        }
+
+        public FrameDataField GetPointField() {
+            if (mMode != ToolMode.Overwrite) throw new Exception("Read with wrong mode.");
+            if (!mIsStartConfirmed) throw new Exception("Data is not ready to read");
+
+            return mStartField;
+        }
+
+        public bool IsDataReady() {
+            switch (mMode) {
+                case ToolMode.Cursor:
+                case ToolMode.Fill:
+                    return (mIsStartConfirmed && mIsEndConfirmed);
+                case ToolMode.Overwrite:
+                    return mIsStartConfirmed;
+            }
+            return false;
+        }
+
+        public bool IsDataPartialReady() {
+            return (mMode == ToolMode.Cursor && mIsStartConfirmed && !mIsEndConfirmed);
+        }
+
+        public ToolMode GetToolMode() {
+            return mMode;
+        }
+
+        private void OnSelectionChanged() {
+            SelectionChanged?.Invoke();
+        }
+
+    }
+
+}