fde4a7815d
This happens to fix most of the undo issues, as it's now much harder to have uncommitted changes to the file. Closes #355 and #586. Originally committed to SVN as r4699.
232 lines
8.6 KiB
C++
232 lines
8.6 KiB
C++
// Copyright (c) 2007, Rodrigo Braz Monteiro
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of the Aegisub Group nor the names of its contributors
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// may be used to endorse or promote products derived from this software
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// without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// Aegisub Project http://www.aegisub.org/
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//
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// $Id$
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/// @file visual_tool.h
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/// @see visual_tool.cpp
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/// @ingroup visual_ts
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#pragma once
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#ifndef AGI_PRE
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#include <map>
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#include <set>
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#include <vector>
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#include <wx/log.h>
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#include <wx/event.h>
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#include <wx/button.h>
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#endif
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#include "base_grid.h"
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#include "gl_wrap.h"
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#include "selection_controller.h"
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class VideoDisplay;
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class AssDialogue;
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class SubtitlesGrid;
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struct VideoState;
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namespace agi {
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class OptionValue;
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}
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/// First window id for visualsubtoolbar items
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#define VISUAL_SUB_TOOL_START 1300
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/// Last window id for visualsubtoolbar items
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#define VISUAL_SUB_TOOL_END (VISUAL_SUB_TOOL_START+100)
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class IVisualTool : public OpenGLWrapper {
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protected:
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/// DOCME
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static const wxColour colour[4];
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public:
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virtual void OnMouseEvent(wxMouseEvent &event)=0;
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virtual void OnSubTool(wxCommandEvent &)=0;
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virtual bool Update()=0;
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virtual void Draw()=0;
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virtual void Refresh()=0;
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virtual void SetFrame(int frame)=0;
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virtual ~IVisualTool() { };
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};
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struct ltaddr {
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template<class T>
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bool operator()(T lft, T rgt) const {
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return &*lft < &*rgt;
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}
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};
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/// DOCME
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/// @class VisualTool
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/// @brief DOCME
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/// DOCME
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template<class FeatureType>
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class VisualTool : public IVisualTool, protected SubtitleSelectionListener {
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protected:
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typedef FeatureType Feature;
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typedef typename std::list<FeatureType>::iterator feature_iterator;
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typedef typename std::list<FeatureType>::const_iterator feature_const_iterator;
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private:
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agi::OptionValue* realtime; /// Realtime updating option
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int dragStartX; /// Starting x coordinate of the current drag, if any
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int dragStartY; /// Starting y coordinate of the current drag, if any
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/// Set curFeature to the topmost feature under the mouse, or end() if there
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/// are none
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void GetHighlightedFeature();
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/// @brief Get the dialogue line currently in the edit box
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/// @return NULL if the line is not active on the current frame
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AssDialogue *GetActiveDialogueLine();
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typedef typename std::set<feature_iterator, ltaddr>::iterator selection_iterator;
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std::set<feature_iterator, ltaddr> selFeatures; /// Currently selected visual features
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std::map<AssDialogue*, int> lineSelCount; /// Number of selected features for each line
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bool selChanged; /// Has the selection already been changed in the current click?
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/// @brief Called when a hold is begun
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/// @return Should the hold actually happen?
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virtual bool InitializeHold() { return false; }
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/// @brief Called on every mouse event during a hold
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virtual void UpdateHold() { }
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/// @brief Called at the end of a hold
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virtual void CommitHold() { }
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/// @brief Called at the beginning of a drag
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/// @param feature The visual feature clicked on
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/// @return Should the drag happen?
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virtual bool InitializeDrag(feature_iterator feature) { return true; }
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/// @brief Called on every mouse event during a drag
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/// @param feature The current feature to process; not necessarily the one clicked on
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virtual void UpdateDrag(feature_iterator feature) { }
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/// @brief Called at the end of a drag
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virtual void CommitDrag(feature_iterator feature) { }
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/// Called when the file is changed by something other than a visual tool
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virtual void OnFileChanged() { DoRefresh(); }
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/// Called when the frame number changes
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virtual void OnFrameChanged() { }
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/// Called when curDiag changes
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virtual void OnLineChanged() { DoRefresh(); }
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/// Generic refresh to simplify tools which do the same thing for any
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/// external change (i.e. almost all of them). Called only by the above
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/// methods.
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virtual void DoRefresh() { }
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/// @brief Called when there's stuff
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/// @return Should the display rerender?
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virtual bool Update() { return false; };
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/// @brief Draw stuff
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virtual void Draw()=0;
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protected:
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/// Read-only reference to the set of selected features for subclasses
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const std::set<feature_iterator, ltaddr> &selectedFeatures;
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typedef typename std::set<feature_iterator, ltaddr>::const_iterator sel_iterator;
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SubtitlesGrid *grid;
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VideoDisplay *parent; /// VideoDisplay which this belongs to, used to frame conversion
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bool holding; /// Is a hold currently in progress?
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AssDialogue *curDiag; /// Active dialogue line; NULL if it is not visible on the current frame
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bool dragging; /// Is a drag currently in progress?
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bool externalChange; /// Only invalid drag lists when refreshing due to external changes
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feature_iterator curFeature; /// Topmost feature under the mouse; generally only valid during a drag
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std::list<FeatureType> features; /// List of features which are drawn and can be clicked on
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int frameNumber; /// Current frame number
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VideoState const& video; /// Mouse and video information
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bool leftClick; /// Is a left click event currently being processed?
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bool leftDClick; /// Is a left double click event currently being processed?
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bool shiftDown; /// Is shift down?
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bool ctrlDown; /// Is ctrl down?
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bool altDown; /// Is alt down?
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void GetLinePosition(AssDialogue *diag,int &x,int &y);
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void GetLinePosition(AssDialogue *diag,int &x,int &y,int &orgx,int &orgy);
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void GetLineMove(AssDialogue *diag,bool &hasMove,int &x1,int &y1,int &x2,int &y2,int &t1,int &t2);
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void GetLineRotation(AssDialogue *diag,float &rx,float &ry,float &rz);
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void GetLineScale(AssDialogue *diag,float &scalX,float &scalY);
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void GetLineClip(AssDialogue *diag,int &x1,int &y1,int &x2,int &y2,bool &inverse);
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wxString GetLineVectorClip(AssDialogue *diag,int &scale,bool &inverse);
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void SetOverride(AssDialogue* line, wxString tag, wxString value);
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/// Draw all of the features in the list
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void DrawAllFeatures();
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/// @brief Commit the current file state
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/// @param message Description of changes for undo
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void Commit(bool full=false, wxString message = L"");
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/// @brief Add a feature (and its line) to the selection
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/// @param i Index in the feature list
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void AddSelection(feature_iterator feat);
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/// @brief Remove a feature from the selection
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/// @param i Index in the feature list
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/// Also deselects lines if all features for that line have been deselected
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void RemoveSelection(feature_iterator feat);
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/// @brief Set the selection to a single feature, deselecting everything else
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/// @param i Index in the feature list
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void SetSelection(feature_iterator feat);
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/// @brief Clear the selection
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void ClearSelection();
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// SubtitleSelectionListener implementation
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void OnActiveLineChanged(AssDialogue *new_line);
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virtual void OnSelectedSetChanged(const Selection &lines_added, const Selection &lines_removed) { }
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public:
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/// @brief Handler for all mouse events
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/// @param event Shockingly enough, the mouse event
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void OnMouseEvent(wxMouseEvent &event);
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/// @brief Event handler for the subtoolbar
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virtual void OnSubTool(wxCommandEvent &) { }
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/// @brief Signal that the file has changed
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void Refresh();
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/// @brief Signal that the current frame number has changed
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/// @param newFrameNumber The new frame number
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void SetFrame(int newFrameNumber);
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/// @brief Constructor
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/// @param parent The VideoDisplay to use for coordinate conversion
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/// @param video Video and mouse information passing blob
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VisualTool(VideoDisplay *parent, VideoState const& video);
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/// @brief Destructor
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virtual ~VisualTool();
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};
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