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Aegisub/core/base_grid.cpp

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// Copyright (c) 2006, 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
////////////
// Includes
#include "base_grid.h"
#include "utils.h"
#include "ass_file.h"
#include "ass_dialogue.h"
#include "ass_style.h"
#include "options.h"
#include "vfr.h"
#include "subs_edit_box.h"
#include "frame_main.h"
#include "video_display.h"
///////////////
// Constructor
BaseGrid::BaseGrid(wxWindow* parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long style, const wxString& name)
: wxWindow(parent, id, pos, size, style, name)
{
// Misc variables
lastRow = -1;
yPos = 0;
bmp = NULL;
holding = false;
// Set font
wxString fontname = Options.AsText(_T("Font Face"));
if (fontname == _T("")) fontname = _T("Tahoma");
font.SetFaceName(fontname);
font.SetPointSize(Options.AsInt(_T("Grid font size")));
font.SetWeight(wxFONTWEIGHT_NORMAL);
// Set line height
{
wxClientDC dc(this);
dc.SetFont(font);
int fw,fh;
dc.GetTextExtent(_T("#TWFfgGhH"), &fw, &fh, NULL, NULL, &font);
lineHeight = fh+4;
}
// Set scrollbar
scrollBar = new wxScrollBar(this,GRID_SCROLLBAR,wxDefaultPosition,wxDefaultSize,wxSB_VERTICAL);
scrollBar->SetScrollbar(0,10,100,10);
// Set column widths
SetColumnWidths();
}
//////////////
// Destructor
BaseGrid::~BaseGrid() {
delete bmp;
}
////////////////
// Select a row
void BaseGrid::SelectRow(int row, bool addToSelected, bool select) {
if (!addToSelected) ClearSelection();
try {
bool cur = selMap.at(row);
if (select != cur) {
selMap.at(row) = select;
if (!addToSelected) Refresh(false);
else {
int w = 0;
int h = 0;
GetClientSize(&w,&h);
RefreshRect(wxRect(0,(row+1-yPos)*lineHeight,w,lineHeight),false);
}
}
}
catch (...) {}
}
///////////////
// Begin batch
void BaseGrid::BeginBatch() {
//Freeze();
}
/////////////
// End batch
void BaseGrid::EndBatch() {
//Thaw();
AdjustScrollbar();
}
//////////////////////
// Makes cell visible
void BaseGrid::MakeCellVisible(int row, int col) {
// Get size
int w = 0;
int h = 0;
GetClientSize(&w,&h);
bool forceCenter = true;
// Get min and max visible
int minVis = yPos+1;
int maxVis = yPos+h/lineHeight-3;
// Make visible
if (forceCenter || row < minVis || row > maxVis) {
ScrollTo(row - h/lineHeight/2 + 1);
}
}
///////////////////////
// Unselects all cells
void BaseGrid::ClearSelection() {
int rows = selMap.size();
for (int i=0;i<rows;i++) {
selMap[i] = false;
}
Refresh(false);
}
/////////////////////////
// Is cell in selection?
bool BaseGrid::IsInSelection(int row, int col) const {
(void) col;
try {
return selMap.at(row);
}
catch (...) {
return false;
}
}
///////////////////////////
// Number of selected rows
int BaseGrid::GetNumberSelection() {
int count = 0;
int rows = selMap.size();
for (int i=0;i<rows;i++) {
if (selMap[i]) count++;
}
return count;
}
//////////////////////
// Get number of rows
int BaseGrid::GetRows() const {
return diagMap.size();
}
/////////////////////
// Auto size columns
void BaseGrid::AutoSizeColumn(int col, bool setAsMin) {
(void) col;
(void) setAsMin;
SetColumnWidths();
}
///////////////
// Event table
BEGIN_EVENT_TABLE(BaseGrid,wxWindow)
EVT_PAINT(BaseGrid::OnPaint)
EVT_SIZE(BaseGrid::OnSize)
EVT_COMMAND_SCROLL(GRID_SCROLLBAR,BaseGrid::OnScroll)
EVT_MOUSE_EVENTS(BaseGrid::OnMouseEvent)
END_EVENT_TABLE()
///////////////
// Paint event
void BaseGrid::OnPaint (wxPaintEvent &event) {
// Prepare
wxPaintDC dc(this);
bool direct = false;
if (direct) {
dc.BeginDrawing();
DrawImage(dc);
dc.EndDrawing();
}
else {
// Get size and pos
int w = 0;
int h = 0;
GetClientSize(&w,&h);
// Prepare bitmap
if (bmp) {
if (bmp->GetWidth() < w || bmp->GetHeight() < h) {
delete bmp;
bmp = NULL;
}
}
if (!bmp) bmp = new wxBitmap(w,h);
// Draw bitmap
wxMemoryDC bmpDC;
bmpDC.SelectObject(*bmp);
DrawImage(bmpDC);
dc.Blit(0,0,w,h,&bmpDC,0,0);
}
}
//////////////
// Draw image
void BaseGrid::DrawImage(wxDC &dc) {
dc.BeginDrawing();
// Get size and pos
int w = 0;
int h = 0;
GetClientSize(&w,&h);
// Set font
dc.SetFont(font);
// Clear background
dc.SetBackground(wxBrush(wxColour(255,255,255)));
dc.Clear();
// Draw labels
dc.SetPen(*wxTRANSPARENT_PEN);
dc.SetBrush(wxBrush(wxColour(196,236,201)));
dc.DrawRectangle(0,lineHeight,colWidth[0],h-lineHeight);
// Visible lines
int drawPerScreen = h/lineHeight + 1;
int nDraw = MID(0,drawPerScreen,GetRows()-yPos);
int maxH = (nDraw+1) * lineHeight;
// Row colors
std::vector<wxBrush> rowColors;
std::vector<wxBrush> foreColors;
rowColors.push_back(wxBrush(wxColour(255,255,255))); // 0 = Standard
foreColors.push_back(wxBrush(wxColour(0,0,0)));
rowColors.push_back(wxBrush(wxColour(165,207,231))); // 1 = Header
foreColors.push_back(wxBrush(wxColour(0,0,0)));
rowColors.push_back(wxBrush(Options.AsColour(_T("Grid selection background")))); // 2 = Selected
foreColors.push_back(wxBrush(Options.AsColour(_T("Grid selection foreground"))));
rowColors.push_back(wxBrush(Options.AsColour(_T("Grid comment background")))); // 3 = Commented
foreColors.push_back(wxBrush(Options.AsColour(_T("Grid selection foreground"))));
rowColors.push_back(wxBrush(Options.AsColour(_T("Grid inframe background")))); // 4 = Video Highlighted
foreColors.push_back(wxBrush(Options.AsColour(_T("Grid selection foreground"))));
// First grid row
bool drawGrid = true;
if (drawGrid) {
dc.SetPen(wxPen(wxColour(128,128,128)));
dc.DrawLine(0,0,w,0);
dc.SetPen(*wxTRANSPARENT_PEN);
}
// Draw rows
int dx = 0;
int dy = 0;
int curColor = 0;
AssDialogue *curDiag;
for (int i=0;i<nDraw+1;i++) {
// Prepare
int curRow = i+yPos-1;
curDiag = GetDialogue(curRow);
dx = 0;
dy = i*lineHeight;
// Text array
wxArrayString strings;
// Header
if (i == 0) {
strings.Add(_("#"));
strings.Add(_("L"));
strings.Add(_("Start"));
strings.Add(_("End"));
strings.Add(_("Style"));
strings.Add(_("Actor"));
strings.Add(_("Effect"));
strings.Add(_("Left"));
strings.Add(_("Right"));
strings.Add(_("Vert"));
strings.Add(_("Text"));
curColor = 1;
}
// Lines
else if (curDiag) {
// Set fields
strings.Add(wxString::Format(_T("%i"),curRow+1));
strings.Add(wxString::Format(_T("%i"),curDiag->Layer));
if (byFrame) {
strings.Add(wxString::Format(_T("%i"),VFR_Output.CorrectFrameAtTime(curDiag->Start.GetMS(),true)));
strings.Add(wxString::Format(_T("%i"),VFR_Output.CorrectFrameAtTime(curDiag->End.GetMS(),true)));
}
else {
strings.Add(curDiag->Start.GetASSFormated());
strings.Add(curDiag->End.GetASSFormated());
}
strings.Add(curDiag->Style);
strings.Add(curDiag->Actor);
strings.Add(curDiag->Effect);
strings.Add(curDiag->GetMarginString(1));
strings.Add(curDiag->GetMarginString(2));
strings.Add(curDiag->GetMarginString(3));
// Set text
int mode = Options.AsInt(_T("Grid Hide Overrides"));
wxString value = _T("");
// Hid overrides
if (mode == 1 || mode == 2) {
wxString replaceWith = Options.AsText(_T("Grid hide overrides char"));
curDiag->ParseASSTags();
size_t n = curDiag->Blocks.size();
for (size_t i=0;i<n;i++) {
AssDialogueBlock *block = curDiag->Blocks.at(i);
AssDialogueBlockPlain *plain = AssDialogueBlock::GetAsPlain(block);
if (plain) {
value += plain->GetText();
}
else {
if (mode == 1) {
value += replaceWith;
}
}
}
}
// Show overrides
else value = curDiag->Text;
// Cap length and set text
if (value.Length() > 512) value = value.Left(512) + _T("...");
strings.Add(value);
// Set color
curColor = 0;
if (IsInSelection(curRow,0)) curColor = 2;
else if (curDiag->Comment) curColor = 3;
else if (Options.AsBool(_T("Highlight subs in frame")) && IsDisplayed(curDiag)) curColor = 4;
}
else {
for (int j=0;j<11;j++) strings.Add(_T("?"));
}
// Draw row background color
if (curColor) {
dc.SetBrush(rowColors[curColor]);
dc.DrawRectangle((curColor == 1) ? 0 : colWidth[0],i*lineHeight+1,w,lineHeight);
}
// Draw text
wxRect cur;
bool isCenter;
for (int j=0;j<11;j++) {
// Is center?
isCenter = !(j == 4 || j == 5 || j == 6 || j == 10);
// Calculate clipping
cur = wxRect(dx+4,dy,colWidth[j]-6,lineHeight);
// Set clipping
dc.DestroyClippingRegion();
dc.SetClippingRegion(cur);
// Draw
dc.DrawLabel(strings[j],cur,isCenter ? wxALIGN_CENTER : (wxALIGN_CENTER_VERTICAL | wxALIGN_LEFT));
dx += colWidth[j];
}
// Draw grid
dc.DestroyClippingRegion();
if (drawGrid) {
dc.SetPen(wxPen(wxColour(128,128,128)));
dc.DrawLine(0,dy+lineHeight,w,dy+lineHeight);
dc.SetPen(*wxTRANSPARENT_PEN);
}
}
// Draw grid columns
dx = 0;
if (drawGrid) {
dc.SetPen(wxPen(wxColour(128,128,128)));
for (int i=0;i<10;i++) {
dx += colWidth[i];
dc.DrawLine(dx,0,dx,maxH);
}
dc.DrawLine(0,0,0,maxH);
dc.DrawLine(w-1,0,w-1,h);
}
// Draw currently active line border
dc.SetPen(wxPen(wxColour(255,91,239)));
dc.SetBrush(*wxTRANSPARENT_BRUSH);
dy = (editBox->linen+1-yPos) * lineHeight;
dc.DrawRectangle(0,dy,w,lineHeight+1);
// Done
dc.EndDrawing();
}
///////////
// On size
void BaseGrid::OnSize(wxSizeEvent &event) {
AdjustScrollbar();
SetColumnWidths();
Refresh(false);
}
/////////////
// On scroll
void BaseGrid::OnScroll(wxScrollEvent &event) {
int newPos = event.GetPosition();
if (yPos != newPos) {
yPos = newPos;
Refresh(false);
}
}
////////////////
// Mouse events
void BaseGrid::OnMouseEvent(wxMouseEvent &event) {
// Window size
int w,h;
GetClientSize(&w,&h);
// Modifiers
bool shift = event.m_shiftDown;
bool alt = event.m_altDown;
bool ctrl = event.m_controlDown;
// Row that mouse is over
bool click = event.ButtonDown(wxMOUSE_BTN_LEFT);
int row = event.GetY()/lineHeight + yPos - 1;
if (holding && !click) {
row = MID(0,row,GetRows()-1);
}
bool validRow = row >= 0 && row < GetRows();
if (!validRow) row = -1;
// Click type
if (click && !holding && validRow) {
holding = true;
CaptureMouse();
}
if (!event.ButtonIsDown(wxMOUSE_BTN_LEFT) && holding) {
holding = false;
ReleaseMouse();
}
// Scroll to keep visible
if (holding) {
// Find direction
int minVis = yPos+1;
int maxVis = yPos+h/lineHeight-3;
int delta = 0;
if (row < minVis) delta = -1;
if (row > maxVis) delta = +1;
// Scroll
ScrollTo(yPos+delta*3);
}
// Click
if ((click || holding) && validRow) {
// Toggle selected
if (click && ctrl && !shift) {
SelectRow(row,true,!IsInSelection(row,0));
parentFrame->UpdateToolbar();
return;
}
// Normal click
if (click && !shift && !ctrl && !alt) {
editBox->SetToLine(row);
SelectRow(row,false);
parentFrame->UpdateToolbar();
lastRow = row;
return;
}
// Block select
if ((click && shift && !ctrl) || (holding)) {
if (lastRow != -1) {
// Set boundaries
int i1 = row;
int i2 = lastRow;
if (i1 > i2) {
int aux = i1;
i1 = i2;
i2 = aux;
}
// Toggle each
bool notFirst = false;
for (int i=i1;i<=i2;i++) {
SelectRow(i,notFirst,true);
notFirst = true;
}
parentFrame->UpdateToolbar();
}
return;
}
return;
}
// Popup
if (event.ButtonDown(wxMOUSE_BTN_RIGHT)) {
OnPopupMenu();
}
// Mouse wheel
if (event.GetWheelRotation() != 0) {
int step = 3 * event.GetWheelRotation() / event.GetWheelDelta();
ScrollTo(yPos - step);
return;
}
event.Skip();
}
/////////////
// Scroll to
void BaseGrid::ScrollTo(int y) {
int w,h;
GetClientSize(&w,&h);
int nextY = MID(0,y,GetRows()+2 - h/lineHeight);
if (yPos != nextY) {
yPos = nextY;
if (scrollBar->IsEnabled()) scrollBar->SetThumbPosition(yPos);
Refresh(false);
}
}
////////////////////
// Adjust scrollbar
void BaseGrid::AdjustScrollbar() {
// Variables
int w,h,sw,sh;
GetClientSize(&w,&h);
int drawPerScreen = h/lineHeight;
int rows = GetRows();
bool barToEnable = drawPerScreen < rows+2;
bool barEnabled = scrollBar->IsEnabled();
// Set size
scrollBar->Freeze();
scrollBar->GetSize(&sw,&sh);
scrollBar->SetSize(w-sw,0,sw,h);
// Set parameters
if (barEnabled) {
scrollBar->SetScrollbar(yPos,drawPerScreen,rows+2,drawPerScreen-2,true);
}
if (barToEnable != barEnabled) scrollBar->Enable(barToEnable);
scrollBar->Thaw();
}
/////////////////////
// Set column widths
void BaseGrid::SetColumnWidths() {
// Width/height
int w = 0;
int h = 0;
GetClientSize(&w,&h);
// DC for text extents test
wxClientDC dc(this);
dc.SetFont(font);
int fw,fh;
//dc.GetTextExtent(_T("#TWFfgGhH"), &fw, &fh, NULL, NULL, &font);
// O(1) widths
dc.GetTextExtent(_T("0000"), &fw, &fh, NULL, NULL, &font);
int marginLen = fw + 10;
dc.GetTextExtent(wxString::Format(_T("%i"),GetRows()), &fw, &fh, NULL, NULL, &font);
int labelLen = fw + 10;
int startLen = 0;
int endLen = 0;
if (!byFrame) {
AssTime time;
dc.GetTextExtent(time.GetASSFormated(), &fw, &fh, NULL, NULL, &font);
startLen = fw;
endLen = fw;
}
// O(n) widths
int layerLen = 0;
int actorLen = 0;
int effectLen = 0;
AssDialogue *curDiag;
for (int i=0;i<GetRows();i++) {
curDiag = GetDialogue(i);
if (curDiag) {
// Layer
dc.GetTextExtent(wxString::Format(_T("%i"),curDiag->Layer), &fw, &fh, NULL, NULL, &font);
if (fw > layerLen) layerLen = fw;
// Actor
dc.GetTextExtent(curDiag->Actor, &fw, &fh, NULL, NULL, &font);
if (fw > actorLen) actorLen = fw;
// Effect
dc.GetTextExtent(curDiag->Effect, &fw, &fh, NULL, NULL, &font);
if (fw > effectLen) effectLen = fw;
// Times
if (byFrame) {
dc.GetTextExtent(wxString::Format(_T("%i"),VFR_Output.CorrectFrameAtTime(curDiag->Start.GetMS(),true)), &fw, &fh, NULL, NULL, &font);
if (fw > startLen) startLen = fw;
dc.GetTextExtent(wxString::Format(_T("%i"),VFR_Output.CorrectFrameAtTime(curDiag->End.GetMS(),true)), &fw, &fh, NULL, NULL, &font);
if (fw > endLen) endLen = fw;
}
}
}
layerLen += 10;
if (actorLen) actorLen += 10;
if (effectLen) effectLen += 10;
startLen += 10;
endLen += 10;
// Style length
int styleLen = 0;
AssStyle *curStyle;
if (AssFile::top) {
for (entryIter curIter=AssFile::top->Line.begin();curIter!=AssFile::top->Line.end();curIter++) {
curStyle = AssEntry::GetAsStyle(*curIter);
if (curStyle) {
dc.GetTextExtent(curStyle->name, &fw, &fh, NULL, NULL, &font);
if (fw > styleLen) styleLen = fw;
}
}
}
styleLen += 10;
// Set column widths
colWidth[0] = labelLen;
colWidth[1] = layerLen;
colWidth[2] = startLen;
colWidth[3] = endLen;
colWidth[4] = styleLen;
colWidth[5] = actorLen;
colWidth[6] = effectLen;
colWidth[7] = marginLen;
colWidth[8] = marginLen;
colWidth[9] = marginLen;
// Set size of last
int total = 0;
for (int i=0;i<10;i++) total+= colWidth[i];
colWidth[10] = w-total;
}
//////////////////////////
// Gets dialogue from map
AssDialogue *BaseGrid::GetDialogue(int n) {
try {
return AssEntry::GetAsDialogue(*(diagMap.at(n)));
}
catch (...) {
return NULL;
}
}
////////////////////////////////////
// Check if line is being displayed
bool BaseGrid::IsDisplayed(AssDialogue *line) {
if (!video->loaded) return false;
int f1 = VFR_Output.CorrectFrameAtTime(line->Start.GetMS(),true);
int f2 = VFR_Output.CorrectFrameAtTime(line->End.GetMS(),false);
if (f1 <= video->frame_n && f2 >= video->frame_n) return true;
return false;
}
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