Aegisub/aegisub/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
//
// Website: http://aegisub.cellosoft.com
// Contact: mailto:zeratul@cellosoft.com
//
#pragma once
///////////
// Headers
#include "visual_tool_clip.h"
#include "subs_grid.h"
#include "subs_edit_box.h"
#include "ass_file.h"
#include "ass_dialogue.h"
#include "utils.h"
///////////////
// Constructor
VisualToolClip::VisualToolClip(VideoDisplay *_parent)
: VisualTool(_parent)
{
_parent->ShowCursor(false);
// Set defaults
curX1 = curY1 = 0;
curX2 = sw;
curY2 = sh;
AssDialogue *line = GetActiveDialogueLine();
if (line) GetLineClip(line,curX1,curY1,curX2,curY2);
}
//////////
// Update
void VisualToolClip::Update() {
// Render parent
GetParent()->Render();
}
////////
// Draw
void VisualToolClip::Draw() {
// Get current line
AssDialogue *line = GetActiveDialogueLine();
if (!line) return;
// Get position
if (!dragging && !holding) GetLineClip(line,curX1,curY1,curX2,curY2);
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);
DrawRectangle(0,0,sw,dy1);
DrawRectangle(0,dy2,sw,sh);
DrawRectangle(0,dy1,dx1,dy2);
DrawRectangle(dx2,dy1,sw,dy2);
// Draw circles
SetLineColour(colour[0]);
SetFillColour(colour[1],0.5);
if (CanDrag()) DrawAllFeatures();
else {
DrawCircle(dx1,dy1,4);
DrawCircle(dx2,dy1,4);
DrawCircle(dx2,dy2,4);
DrawCircle(dx1,dy2,4);
}
}
/////////////////
// Start holding
void VisualToolClip::InitializeHold() {
startX = mouseX;
startY = mouseY;
curDiag->StripTag(_T("\\clip"));
}
///////////////
// Update hold
void VisualToolClip::UpdateHold() {
// Coordinates
curX1 = startX * sw / w;
curY1 = startY * sh / h;
curX2 = mouseX * sw / w;
curY2 = mouseY * sh / h;
// 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,sw);
curX2 = MID(0,curX2,sw);
curY1 = MID(0,curY1,sh);
curY2 = MID(0,curY2,sh);
// Features
if (CanDrag()) PopulateFeatureList();
}
///////////////
// Commit hold
void VisualToolClip::CommitHold() {
SetOverride(_T("\\clip"),wxString::Format(_T("(%i,%i,%i,%i)"),curX1,curY1,curX2,curY2));
}
/////////////////////////
// Populate feature list
void VisualToolClip::PopulateFeatureList() {
// Clear
if (features.size() != 4) {
features.clear();
features.resize(4);
}
// Top-left
int i = 0;
features[i].x = curX1;
features[i].y = curY1;
features[i].brother[0] = 1;
features[i].brother[1] = 2;
features[i].brother[2] = 3;
features[i].type = DRAG_SMALL_CIRCLE;
i++;
// Top-right
features[i].x = curX2;
features[i].y = curY1;
features[i].brother[0] = 0;
features[i].brother[1] = 3;
features[i].brother[2] = 2;
features[i].type = DRAG_SMALL_CIRCLE;
i++;
// Bottom-left
features[i].x = curX1;
features[i].y = curY2;
features[i].brother[0] = 3;
features[i].brother[1] = 0;
features[i].brother[2] = 1;
features[i].type = DRAG_SMALL_CIRCLE;
i++;
// Bottom-right
features[i].x = curX2;
features[i].y = curY2;
features[i].brother[0] = 2;
features[i].brother[1] = 1;
features[i].brother[2] = 0;
features[i].type = DRAG_SMALL_CIRCLE;
i++;
}
//////////////
// Initialize
void VisualToolClip::InitializeDrag(VisualDraggableFeature &feature) {
curDiag = GetActiveDialogueLine();
curDiag->StripTag(_T("\\clip"));
}
///////////////
// Update drag
void VisualToolClip::UpdateDrag(VisualDraggableFeature &feature) {
// Update brothers
features[feature.brother[0]].y = feature.y;
features[feature.brother[1]].x = feature.x;
// Get "cur" from features
curX1 = features[0].x;
curX2 = features[3].x;
curY1 = features[0].y;
curY2 = features[3].y;
// Make sure p1 < p2
if (curX1 > curX2) IntSwap(curX1,curX2);
if (curY1 > curY2) IntSwap(curY1,curY2);
}
/////////////////
// Done dragging
void VisualToolClip::CommitDrag(VisualDraggableFeature &feature) {
CommitHold();
}