138 lines
4.1 KiB
C#
138 lines
4.1 KiB
C#
#region license
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// This file is part of Vocaluxe.
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//
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// Vocaluxe is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Vocaluxe is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Vocaluxe. If not, see <http://www.gnu.org/licenses/>.
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#endregion
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using System;
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using System.Diagnostics;
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using System.Drawing;
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using Vocaluxe.Base.ThemeSystem;
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using VocaluxeLib;
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using VocaluxeLib.Draw;
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namespace Vocaluxe.Base
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{
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class CCursor
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{
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private int _MouseMoveDiffMin = CSettings.MouseMoveDiffMinActive;
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private CFading _Fading;
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private CTextureRef _Cursor;
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private Point _LastDiffPos;
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private readonly Stopwatch _Movetimer = new Stopwatch();
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public bool ShowCursor = true;
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public bool Visible = true;
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public int X
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{
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get { return (int)_Cursor.Rect.X; }
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}
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public int Y
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{
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get { return (int)_Cursor.Rect.Y; }
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}
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public bool IsActive
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{
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get { return _Movetimer.IsRunning; }
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}
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public void Draw()
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{
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if (_Movetimer.ElapsedMilliseconds > CSettings.MouseMoveOffTime)
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Deactivate();
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if (_Fading != null)
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{
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bool finished;
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_Cursor.Color.A = _Fading.GetValue(out finished);
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if (finished)
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_Fading = null;
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}
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if (Visible && (CSettings.ProgramState == EProgramState.EditTheme || ShowCursor))
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CDraw.DrawTexture(_Cursor);
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}
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public void UpdatePosition(int x, int y)
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{
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if (Math.Abs(_LastDiffPos.X - x) > _MouseMoveDiffMin ||
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Math.Abs(_LastDiffPos.Y - y) > _MouseMoveDiffMin)
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{
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//This will restart the timer and show the cursor if required
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Activate();
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//Use that point so cursor is deactivated only when there is no move by the diff value from this position the the given offTime
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//Using the curent cursor position won't work because there will only be moves by 1 in most cases
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_LastDiffPos.X = x;
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_LastDiffPos.Y = y;
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}
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_Cursor.Rect.X = x;
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_Cursor.Rect.Y = y;
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}
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public void LoadTextures()
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{
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SThemeCursor theme = CThemes.GetCursorTheme();
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_Cursor = CDraw.CopyTexture(CThemes.GetSkinTexture(theme.SkinName, -1));
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theme.Color.Get(-1, out _Cursor.Color);
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_Cursor.Rect.W = theme.W;
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_Cursor.Rect.H = theme.H;
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_Cursor.Rect.Z = CSettings.ZNear;
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}
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public void UnloadTextures()
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{
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CDraw.RemoveTexture(ref _Cursor);
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}
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public void ReloadTextures()
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{
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int x = X;
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int y = Y;
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UnloadTextures();
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LoadTextures();
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UpdatePosition(x, y);
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}
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public void Deactivate()
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{
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if (!IsActive)
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return;
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_MouseMoveDiffMin = CSettings.MouseMoveDiffMinInactive;
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_Movetimer.Reset();
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_Fade(0f, 0.5f);
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}
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public void Activate()
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{
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// Here we need to restart the timer in all cases but only set fading and diff if we are not yet active
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bool active = IsActive;
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_Movetimer.Restart();
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if (active)
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return;
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_MouseMoveDiffMin = CSettings.MouseMoveDiffMinActive;
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_Fade(1f, 0.2f);
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}
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private void _Fade(float targetAlpha, float time)
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{
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_Fading = new CFading(_Cursor.Color.A, targetAlpha, time);
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}
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}
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} |