Aegisub/aegisub/src/visual_tool_clip.cpp

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// Copyright (c) 2007, Rodrigo Braz Monteiro
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// * Neither the name of the Aegisub Group nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Aegisub Project http://www.aegisub.org/
//
// $Id$
/// @file visual_tool_clip.cpp
/// @brief Rectangular clipping visual typesetting tool
/// @ingroup visual_ts
#include "config.h"
#include "ass_dialogue.h"
#include "ass_file.h"
#include "subs_edit_box.h"
#include "subs_grid.h"
#include "utils.h"
#include "video_display.h"
#include "visual_tool_clip.h"
/// @brief Constructor
/// @param _parent
VisualToolClip::VisualToolClip(VideoDisplay *parent, VideoState const& video, wxToolBar *)
: VisualTool<ClipCorner>(parent, video)
, curX1(0)
, curY1(0)
, curX2(video.w)
, curY2(video.h)
, inverse(false)
{
AssDialogue *line = GetActiveDialogueLine();
if (line) GetLineClip(line,curX1,curY1,curX2,curY2,inverse);
}
/// @brief Draw
void VisualToolClip::Draw() {
// Get current line
AssDialogue *line = GetActiveDialogueLine();
if (!line) return;
// Get position
if (!dragging && !holding) GetLineClip(line,curX1,curY1,curX2,curY2,inverse);
int dx1 = curX1;
int dy1 = curY1;
int dx2 = curX2;
int dy2 = curY2;
// Draw rectangle
SetLineColour(colour[3],1.0f,2);
SetFillColour(colour[3],0.0f);
DrawRectangle(dx1,dy1,dx2,dy2);
// Draw outside area
SetLineColour(colour[3],0.0f);
SetFillColour(wxColour(0,0,0),0.5f);
if (inverse) {
DrawRectangle(dx1,dy1,dx2,dy2);
}
else {
DrawRectangle(0,0,video.w,dy1);
DrawRectangle(0,dy2,video.w,video.h);
DrawRectangle(0,dy1,dx1,dy2);
DrawRectangle(dx2,dy1,video.w,dy2);
}
// Draw circles
SetLineColour(colour[0]);
SetFillColour(colour[1],0.5);
DrawAllFeatures();
}
/// @brief Start holding
bool VisualToolClip::InitializeHold() {
startX = video.x;
startY = video.y;
curDiag->StripTag(L"\\clip");
curDiag->StripTag(L"\\iclip");
return true;
}
/// @brief Update hold
void VisualToolClip::UpdateHold() {
// Coordinates
curX1 = startX;
curY1 = startY;
curX2 = video.x;
curY2 = video.y;
// Make sure 1 is smaller than 2
if (curX1 > curX2) IntSwap(curX1,curX2);
if (curY1 > curY2) IntSwap(curY1,curY2);
// Limit to video area
curX1 = MID(0,curX1,video.w);
curX2 = MID(0,curX2,video.w);
curY1 = MID(0,curY1,video.h);
curY2 = MID(0,curY2,video.h);
// Features
PopulateFeatureList();
}
/// @brief Commit hold
void VisualToolClip::CommitHold() {
int x1 = curX1;
int x2 = curX2;
int y1 = curY1;
int y2 = curY2;
parent->ToScriptCoords(&x1, &y1);
parent->ToScriptCoords(&x2, &y2);
SetOverride(GetActiveDialogueLine(), inverse ? L"\\iclip" : L"\\clip",wxString::Format(L"(%i,%i,%i,%i)",x1,y1,x2,y2));
}
/// @brief Populate feature list
void VisualToolClip::PopulateFeatureList() {
// Clear
if (features.size() != 4) {
ClearSelection();
features.clear();
features.resize(4);
int i = 0;
for (std::list<ClipCorner>::iterator cur = features.begin(); cur != features.end(); ++cur, ++i) {
feat[i] = &*cur;
}
}
// Top-left
int i = 0;
feat[i]->x = curX1;
feat[i]->y = curY1;
feat[i]->horiz = feat[1];
feat[i]->vert = feat[2];
feat[i]->type = DRAG_SMALL_CIRCLE;
i++;
// Top-right
feat[i]->x = curX2;
feat[i]->y = curY1;
feat[i]->horiz = feat[0];
feat[i]->vert = feat[3];
feat[i]->type = DRAG_SMALL_CIRCLE;
i++;
// Bottom-left
feat[i]->x = curX1;
feat[i]->y = curY2;
feat[i]->horiz = feat[3];
feat[i]->vert = feat[0];
feat[i]->type = DRAG_SMALL_CIRCLE;
i++;
// Bottom-right
feat[i]->x = curX2;
feat[i]->y = curY2;
feat[i]->horiz = feat[2];
feat[i]->vert = feat[1];
feat[i]->type = DRAG_SMALL_CIRCLE;
i++;
}
/// @brief Initialize
/// @param feature
bool VisualToolClip::InitializeDrag(ClipCorner*) {
curDiag = GetActiveDialogueLine();
curDiag->StripTag(L"\\clip");
curDiag->StripTag(L"\\iclip");
return true;
}
/// @brief Update drag
/// @param feature
void VisualToolClip::UpdateDrag(ClipCorner* feature) {
// Update brothers
feature->horiz->y = feature->y;
feature->vert->x = feature->x;
// Get "cur" from features
curX1 = feat[0]->x;
curX2 = feat[3]->x;
curY1 = feat[0]->y;
curY2 = feat[3]->y;
// Make sure p1 < p2
if (curX1 > curX2) IntSwap(curX1,curX2);
if (curY1 > curY2) IntSwap(curY1,curY2);
}
/// @brief Done dragging
/// @param feature
void VisualToolClip::CommitDrag(ClipCorner*) {
CommitHold();
}