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Aegisub/aegisub/src/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 Project http://www.aegisub.org/
//
// $Id$
/// @file base_grid.cpp
/// @brief Base for subtitle grid in main UI
/// @ingroup main_ui
///
#include "config.h"
#ifndef AGI_PRE
#include <algorithm>
#include <iterator>
#include <wx/dcclient.h>
#include <wx/dcmemory.h>
#include <wx/kbdstate.h>
#include <wx/sizer.h>
#endif
#include "base_grid.h"
#include "include/aegisub/context.h"
#include "include/aegisub/hotkey.h"
#include "ass_dialogue.h"
#include "ass_file.h"
#include "ass_style.h"
#include "compat.h"
#include "frame_main.h"
#include "main.h"
#include "utils.h"
#include "video_context.h"
#include "video_slider.h"
enum {
GRID_SCROLLBAR = 1730
};
template<class S1, class S2, class D>
static inline void set_difference(const S1 &src1, const S2 &src2, D &dst) {
std::set_difference(
src1.begin(), src1.end(), src2.begin(), src2.end(),
std::inserter(dst, dst.begin()));
}
BaseGrid::BaseGrid(wxWindow* parent, agi::Context *context, const wxSize& size, long style, const wxString& name)
: wxWindow(parent, -1, wxDefaultPosition, size, style, name)
, lineHeight(1) // non-zero to avoid div by 0
, lastRow(-1)
, holding(false)
, scrollBar(new wxScrollBar(this, GRID_SCROLLBAR, wxDefaultPosition, wxDefaultSize, wxSB_VERTICAL))
, bmp(0)
, byFrame(false)
, extendRow(-1)
, active_line(0)
, batch_level(0)
, batch_active_line_changed(false)
, context(context)
, yPos(0)
{
scrollBar->SetScrollbar(0,10,100,10);
wxBoxSizer *scrollbarpositioner = new wxBoxSizer(wxHORIZONTAL);
scrollbarpositioner->AddStretchSpacer();
scrollbarpositioner->Add(scrollBar, 0, wxEXPAND, 0);
SetSizerAndFit(scrollbarpositioner);
UpdateStyle();
OPT_SUB("Subtitle/Grid/Font Face", &BaseGrid::UpdateStyle, this);
OPT_SUB("Subtitle/Grid/Font Size", &BaseGrid::UpdateStyle, this);
std::tr1::function<void (agi::OptionValue const&)> Refresh(std::tr1::bind(&BaseGrid::Refresh, this, false, (wxRect*)NULL));
OPT_SUB("Colour/Subtitle Grid/Active Border", Refresh);
OPT_SUB("Colour/Subtitle Grid/Background/Background", Refresh);
OPT_SUB("Colour/Subtitle Grid/Background/Comment", Refresh);
OPT_SUB("Colour/Subtitle Grid/Background/Inframe", Refresh);
OPT_SUB("Colour/Subtitle Grid/Background/Selected Comment", Refresh);
OPT_SUB("Colour/Subtitle Grid/Background/Selection", Refresh);
OPT_SUB("Colour/Subtitle Grid/Collision", Refresh);
OPT_SUB("Colour/Subtitle Grid/Header", Refresh);
OPT_SUB("Colour/Subtitle Grid/Left Column", Refresh);
OPT_SUB("Colour/Subtitle Grid/Lines", Refresh);
OPT_SUB("Colour/Subtitle Grid/Selection", Refresh);
OPT_SUB("Colour/Subtitle Grid/Standard", Refresh);
OPT_SUB("Subtitle/Grid/Highlight Subtitles in Frame", Refresh);
Bind(wxEVT_CONTEXT_MENU, &BaseGrid::OnContextMenu, this);
}
BaseGrid::~BaseGrid() {
ClearMaps();
delete bmp;
}
void BaseGrid::UpdateStyle() {
wxString fontname = lagi_wxString(OPT_GET("Subtitle/Grid/Font Face")->GetString());
if (fontname.empty()) fontname = "Tahoma";
font.SetFaceName(fontname);
font.SetPointSize(OPT_GET("Subtitle/Grid/Font Size")->GetInt());
font.SetWeight(wxFONTWEIGHT_NORMAL);
// Set line height
{
wxClientDC dc(this);
dc.SetFont(font);
int fw,fh;
dc.GetTextExtent("#TWFfgGhH", &fw, &fh, NULL, NULL, &font);
lineHeight = fh + 4;
}
// Set column widths
std::vector<bool> column_array;
OPT_GET("Subtitle/Grid/Column")->GetListBool(column_array);
assert(column_array.size() == columns);
for (int i = 0; i < columns; ++i) showCol[i] = column_array[i];
SetColumnWidths();
// Update
AdjustScrollbar();
Refresh();
}
void BaseGrid::ClearMaps() {
Selection old_selection(selection);
index_line_map.clear();
line_index_map.clear();
selection.clear();
yPos = 0;
AdjustScrollbar();
AnnounceSelectedSetChanged(Selection(), old_selection);
}
void BaseGrid::UpdateMaps(bool preserve_selected_rows) {
BeginBatch();
int active_row = line_index_map[active_line];
std::vector<int> sel_rows;
if (preserve_selected_rows) {
sel_rows.reserve(selection.size());
transform(selection.begin(), selection.end(), back_inserter(sel_rows),
bind1st(std::mem_fun(&BaseGrid::GetDialogueIndex), this));
}
index_line_map.clear();
line_index_map.clear();
for (entryIter cur = context->ass->Line.begin(); cur != context->ass->Line.end(); ++cur) {
if (AssDialogue *curdiag = dynamic_cast<AssDialogue*>(*cur)) {
line_index_map[curdiag] = (int)index_line_map.size();
index_line_map.push_back(curdiag);
}
}
if (preserve_selected_rows) {
Selection sel;
// If the file shrank enough that no selected rows are left, select the
// last row
if (sel_rows.empty()) {
sel_rows.push_back(index_line_map.size() - 1);
}
else if (sel_rows[0] >= (int)index_line_map.size()) {
sel_rows[0] = index_line_map.size() - 1;
}
for (size_t i = 0; i < sel_rows.size(); i++) {
if (sel_rows[i] >= (int)index_line_map.size()) break;
sel.insert(index_line_map[sel_rows[i]]);
}
SetSelectedSet(sel);
}
else {
Selection lines;
copy(index_line_map.begin(), index_line_map.end(), inserter(lines, lines.begin()));
Selection new_sel;
// Remove lines which no longer exist from the selection
set_intersection(selection.begin(), selection.end(),
lines.begin(), lines.end(),
inserter(new_sel, new_sel.begin()));
SetSelectedSet(new_sel);
}
// Force a reannounce of the active line if it hasn't changed, as it isn't
// safe to touch the active line while processing a commit event which would
// cause this function to be called
AssDialogue *line = active_line;
active_line = 0;
// The active line may have ceased to exist; pick a new one if so
if (line_index_map.size() && line_index_map.find(line) == line_index_map.end()) {
if (active_row < (int)index_line_map.size()) {
SetActiveLine(index_line_map[active_row]);
}
else if (preserve_selected_rows && !selection.empty()) {
SetActiveLine(index_line_map[sel_rows[0]]);
}
else {
SetActiveLine(index_line_map.back());
}
}
else {
SetActiveLine(line);
}
if (selection.empty() && active_line) {
Selection sel;
sel.insert(active_line);
SetSelectedSet(sel);
}
EndBatch();
Refresh(false);
}
void BaseGrid::BeginBatch() {
++batch_level;
}
void BaseGrid::EndBatch() {
--batch_level;
assert(batch_level >= 0);
if (batch_level == 0) {
if (batch_active_line_changed)
AnnounceActiveLineChanged(active_line);
batch_active_line_changed = false;
if (!batch_selection_added.empty() || !batch_selection_removed.empty())
AnnounceSelectedSetChanged(batch_selection_added, batch_selection_removed);
batch_selection_added.clear();
batch_selection_removed.clear();
}
AdjustScrollbar();
}
void BaseGrid::MakeCellVisible(int row, int col, bool center) {
lastRow = row;
int w = 0;
int h = 0;
GetClientSize(&w,&h);
// Get min and max visible
int minVis = yPos+1;
int maxVis = yPos+h/lineHeight-3;
// Make visible
if (!center || row < minVis || row > maxVis) {
if (center) {
ScrollTo(row - h/lineHeight/2 + 1);
}
else {
if (row < minVis) ScrollTo(row - 1);
if (row > maxVis) ScrollTo(row - h/lineHeight + 3);
}
}
}
void BaseGrid::SelectRow(int row, bool addToSelected, bool select) {
if (row < 0 || (size_t)row >= index_line_map.size()) return;
AssDialogue *line = index_line_map[row];
if (!addToSelected) {
Selection sel;
if (select) sel.insert(line);
SetSelectedSet(sel);
return;
}
if (select && selection.find(line) == selection.end()) {
selection.insert(line);
Selection added;
added.insert(line);
AnnounceSelectedSetChanged(added, Selection());
}
else if (!select && selection.find(line) != selection.end()) {
selection.erase(line);
Selection removed;
removed.insert(line);
AnnounceSelectedSetChanged(Selection(), removed);
}
int w, h;
GetClientSize(&w, &h);
RefreshRect(wxRect(0, (row + 1 - yPos) * lineHeight, w, lineHeight), false);
}
int BaseGrid::GetFirstSelRow() const {
if (selection.empty()) return -1;
Selection::const_iterator it = selection.begin();
int index = GetDialogueIndex(*it);
for (; it != selection.end(); ++it) {
int other_index = GetDialogueIndex(*it);
if (other_index < index) index = other_index;
}
return index;
}
wxArrayInt BaseGrid::GetSelection() const {
wxArrayInt res(selection.size());
transform(selection.begin(), selection.end(), std::back_inserter(res),
bind(&BaseGrid::GetDialogueIndex, this, std::tr1::placeholders::_1));
std::sort(res.begin(), res.end());
return res;
}
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)
EVT_KEY_DOWN(BaseGrid::OnKeyDown)
END_EVENT_TABLE()
void BaseGrid::OnPaint(wxPaintEvent &event) {
// Get size and pos
int w = 0;
int h = 0;
GetClientSize(&w,&h);
w -= scrollBar->GetSize().GetWidth();
// Prepare bitmap
if (bmp) {
if (bmp->GetWidth() < w || bmp->GetHeight() < h) {
delete bmp;
bmp = 0;
}
}
if (!bmp) bmp = new wxBitmap(w,h);
// Find which columns need to be repainted
bool paint_columns[11];
memset(paint_columns, 0, sizeof paint_columns);
for (wxRegionIterator region(GetUpdateRegion()); region; ++region)
{
wxRect updrect = region.GetRect();
int x = 0;
for (size_t i = 0; i < 11; ++i) {
if (updrect.x < x + colWidth[i] && updrect.x + updrect.width > x)
paint_columns[i] = true;
x += colWidth[i];
}
}
// Draw bitmap
wxMemoryDC bmpDC;
bmpDC.SelectObject(*bmp);
DrawImage(bmpDC, paint_columns);
wxPaintDC dc(this);
dc.Blit(0,0,w,h,&bmpDC,0,0);
}
void BaseGrid::DrawImage(wxDC &dc, bool paint_columns[]) {
int w = 0;
int h = 0;
GetClientSize(&w,&h);
w -= scrollBar->GetSize().GetWidth();
dc.SetFont(font);
dc.SetBackground(wxBrush(lagi_wxColour(OPT_GET("Colour/Subtitle Grid/Background/Background")->GetColour())));
dc.Clear();
// Draw labels
dc.SetPen(*wxTRANSPARENT_PEN);
dc.SetBrush(wxBrush(lagi_wxColour(OPT_GET("Colour/Subtitle Grid/Left Column")->GetColour())));
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
wxColour text_standard(lagi_wxColour(OPT_GET("Colour/Subtitle Grid/Standard")->GetColour()));
wxColour text_selection(lagi_wxColour(OPT_GET("Colour/Subtitle Grid/Standard")->GetColour()));
wxColour text_collision(lagi_wxColour(OPT_GET("Colour/Subtitle Grid/Collision")->GetColour()));
wxBrush rowColors[] = {
wxBrush(lagi_wxColour(OPT_GET("Colour/Subtitle Grid/Background/Background")->GetColour())),
wxBrush(lagi_wxColour(OPT_GET("Colour/Subtitle Grid/Header")->GetColour())),
wxBrush(lagi_wxColour(OPT_GET("Colour/Subtitle Grid/Background/Selection")->GetColour())),
wxBrush(lagi_wxColour(OPT_GET("Colour/Subtitle Grid/Background/Comment")->GetColour())),
wxBrush(lagi_wxColour(OPT_GET("Colour/Subtitle Grid/Background/Inframe")->GetColour())),
wxBrush(lagi_wxColour(OPT_GET("Colour/Subtitle Grid/Background/Selected Comment")->GetColour())),
};
// First grid row
wxPen grid_pen(lagi_wxColour(OPT_GET("Colour/Subtitle Grid/Lines")->GetColour()));
dc.SetPen(grid_pen);
dc.DrawLine(0, 0, w, 0);
dc.SetPen(*wxTRANSPARENT_PEN);
// Draw rows
wxString strings[11] = {
_("#"),
_("L"),
_("Start"),
_("End"),
_("Style"),
_("Actor"),
_("Effect"),
_("Left"),
_("Right"),
_("Vert"),
_("Text")
};
for (int i = 0; i < nDraw + 1; i++) {
int curRow = i + yPos - 1;
int curColor = 0;
// Header
if (i == 0) {
curColor = 1;
dc.SetTextForeground(text_standard);
}
// Lines
else if (AssDialogue *curDiag = GetDialogue(curRow)) {
// Set fields
if (paint_columns[0]) strings[0] = wxString::Format("%i", curRow + 1);
if (paint_columns[1]) strings[1] = wxString::Format("%i", curDiag->Layer);
if (byFrame) {
if (paint_columns[2]) strings[2] = wxString::Format("%i", context->videoController->FrameAtTime(curDiag->Start.GetMS(), agi::vfr::START));
if (paint_columns[3]) strings[3] = wxString::Format("%i", context->videoController->FrameAtTime(curDiag->End.GetMS(), agi::vfr::END));
}
else {
if (paint_columns[2]) strings[2] = curDiag->Start.GetASSFormated();
if (paint_columns[3]) strings[3] = curDiag->End.GetASSFormated();
}
if (paint_columns[4]) strings[4] = curDiag->Style;
if (paint_columns[5]) strings[5] = curDiag->Actor;
if (paint_columns[6]) strings[6] = curDiag->Effect;
if (paint_columns[7]) strings[7] = curDiag->GetMarginString(0);
if (paint_columns[8]) strings[8] = curDiag->GetMarginString(1);
if (paint_columns[9]) strings[9] = curDiag->GetMarginString(2);
// Set text
if (paint_columns[10]) {
strings[10].clear();
int mode = OPT_GET("Subtitle/Grid/Hide Overrides")->GetInt();
// Hidden overrides
if (mode == 1 || mode == 2) {
wxString replaceWith = lagi_wxString(OPT_GET("Subtitle/Grid/Hide Overrides Char")->GetString());
strings[10].reserve(curDiag->Text.size());
size_t start = 0, pos;
while ((pos = curDiag->Text.find('{', start)) != wxString::npos) {
strings[10] += curDiag->Text.Mid(start, pos - start);
strings[10] += replaceWith;
start = curDiag->Text.find('}', pos);
if (start != wxString::npos) ++start;
}
strings[10] += curDiag->Text.Mid(start);
}
// Show overrides
else strings[10] = curDiag->Text;
// Cap length and set text
if (strings[10].size() > 512) strings[10] = strings[10].Left(512) + "...";
}
// Set color
curColor = 0;
bool inSel = !!selection.count(curDiag);
if (inSel && curDiag->Comment) curColor = 5;
else if (inSel) curColor = 2;
else if (curDiag->Comment) curColor = 3;
else if (OPT_GET("Subtitle/Grid/Highlight Subtitles in Frame")->GetBool() && IsDisplayed(curDiag)) curColor = 4;
if (active_line != curDiag && curDiag->CollidesWith(active_line)) {
dc.SetTextForeground(text_collision);
}
else if (inSel) {
dc.SetTextForeground(text_selection);
}
else {
dc.SetTextForeground(text_standard);
}
}
else {
assert(false);
}
// Draw row background color
if (curColor) {
dc.SetBrush(rowColors[curColor]);
dc.DrawRectangle((curColor == 1) ? 0 : colWidth[0],i*lineHeight+1,w,lineHeight);
}
// Draw text
int dx = 0;
int dy = i*lineHeight;
for (int j = 0; j < 11; j++) {
if (colWidth[j] == 0) continue;
if (paint_columns[j]) {
wxSize ext = dc.GetTextExtent(strings[j]);
int left = dx + 4;
int top = dy + (lineHeight - ext.GetHeight()) / 2;
// Centered columns
if (!(j == 4 || j == 5 || j == 6 || j == 10)) {
left += (colWidth[j] - 6 - ext.GetWidth()) / 2;
}
dc.DrawText(strings[j], left, top);
}
dx += colWidth[j];
}
// Draw grid
dc.DestroyClippingRegion();
dc.SetPen(grid_pen);
dc.DrawLine(0,dy+lineHeight,w,dy+lineHeight);
dc.SetPen(*wxTRANSPARENT_PEN);
}
// Draw grid columns
int dx = 0;
dc.SetPen(wxPen(lagi_wxColour(OPT_GET("Colour/Subtitle Grid/Lines")->GetColour())));
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,maxH);
// Draw currently active line border
if (GetActiveLine()) {
dc.SetPen(wxPen(lagi_wxColour(OPT_GET("Colour/Subtitle Grid/Active Border")->GetColour())));
dc.SetBrush(*wxTRANSPARENT_BRUSH);
int dy = (line_index_map[GetActiveLine()]+1-yPos) * lineHeight;
dc.DrawRectangle(0,dy,w,lineHeight+1);
}
}
void BaseGrid::OnSize(wxSizeEvent &event) {
AdjustScrollbar();
SetColumnWidths();
Refresh(false);
}
void BaseGrid::OnScroll(wxScrollEvent &event) {
int newPos = event.GetPosition();
if (yPos != newPos) {
yPos = newPos;
Refresh(false);
}
}
void BaseGrid::OnMouseEvent(wxMouseEvent &event) {
int w,h;
GetClientSize(&w,&h);
// Modifiers
bool shift = event.m_shiftDown;
bool alt = event.m_altDown;
#ifdef __APPLE__
bool ctrl = event.m_metaDown;
#else
bool ctrl = event.m_controlDown;
#endif
// Row that mouse is over
bool click = event.LeftDown();
bool dclick = event.LeftDClick();
int row = event.GetY()/lineHeight + yPos - 1;
if (holding && !click) {
row = mid(0,row,GetRows()-1);
}
AssDialogue *dlg = GetDialogue(row);
if (!dlg) row = 0;
// Get focus
if (event.ButtonDown()) {
if (OPT_GET("Subtitle/Grid/Focus Allow")->GetBool()) {
SetFocus();
}
}
// Click type
bool startedHolding = false;
if (click && !holding && dlg) {
holding = true;
startedHolding = true;
CaptureMouse();
}
if (!event.LeftIsDown() && 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
if (delta) {
ScrollTo(yPos+delta*3);
if (startedHolding) {
holding = false;
ReleaseMouse();
}
}
}
// Click
if ((click || holding || dclick) && dlg) {
// Toggle selected
if (click && ctrl && !shift && !alt) {
bool isSel = !!selection.count(dlg);
if (isSel && selection.size() == 1) return;
SelectRow(row,true,!isSel);
if (dlg == GetActiveLine()) {
SetActiveLine(GetDialogue(GetFirstSelRow()));
}
lastRow = row;
return;
}
// Normal click
if ((click || dclick) && !shift && !ctrl && !alt) {
SetActiveLine(dlg);
if (dclick) context->videoController->JumpToTime(dlg->Start.GetMS());
SelectRow(row,false);
lastRow = row;
return;
}
// Keep selection
if (click && !shift && !ctrl && alt) {
SetActiveLine(dlg);
return;
}
// Block select
if ((click && shift && !alt) || (holding && !ctrl && !alt && !shift)) {
if (lastRow != -1) {
// Set boundaries
int i1 = row;
int i2 = lastRow;
if (i1 > i2) {
std::swap(i1, i2);
}
// Toggle each
Selection newsel;
if (ctrl) newsel = selection;
for (int i=i1;i<=i2;i++) {
newsel.insert(GetDialogue(i));
}
SetSelectedSet(newsel);
}
return;
}
return;
}
// Mouse wheel
if (event.GetWheelRotation() != 0) {
int step = 3 * event.GetWheelRotation() / event.GetWheelDelta();
ScrollTo(yPos - step);
return;
}
event.Skip();
}
void BaseGrid::OnContextMenu(wxContextMenuEvent &evt) {
wxPoint pos = evt.GetPosition();
if (pos == wxDefaultPosition || ScreenToClient(pos).y > lineHeight)
OpenBodyContextMenu();
else
OpenHeaderContextMenu();
}
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);
}
}
void BaseGrid::AdjustScrollbar() {
int w,h,sw,sh;
GetClientSize(&w,&h);
int drawPerScreen = h/lineHeight;
int rows = GetRows();
bool barToEnable = drawPerScreen < rows+2;
yPos = mid(0,yPos,rows - drawPerScreen);
scrollBar->Freeze();
scrollBar->GetSize(&sw,&sh);
scrollBar->SetSize(w-sw,0,sw,h);
if (barToEnable != scrollBar->IsEnabled()) scrollBar->Enable(barToEnable);
if (barToEnable) {
scrollBar->SetScrollbar(yPos,drawPerScreen,rows+2,drawPerScreen-2,true);
}
scrollBar->Thaw();
}
void BaseGrid::SetColumnWidths() {
if (!IsShownOnScreen()) return;
// 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;
// O(1) widths
dc.GetTextExtent("0000", &fw, &fh, NULL, NULL, &font);
int marginLen = fw + 10;
dc.GetTextExtent(wxString::Format("%i",GetRows()), &fw, &fh, NULL, NULL, &font);
int labelLen = fw + 10;
int startLen = 0;
int endLen = 0;
if (!byFrame) {
dc.GetTextExtent(AssTime().GetASSFormated(), &fw, &fh, NULL, NULL, &font);
startLen = endLen = fw + 10;
}
// O(n) widths
bool showMargin[3] = { false, false, false };
int styleLen = 0;
int actorLen = 0;
int effectLen = 0;
int maxLayer = 0;
int maxStart = 0;
int maxEnd = 0;
for (int i = 0; i < GetRows(); i++) {
AssDialogue *curDiag = GetDialogue(i);
maxLayer = std::max(maxLayer, curDiag->Layer);
// Actor
if (!curDiag->Actor.empty()) {
dc.GetTextExtent(curDiag->Actor, &fw, &fh, NULL, NULL, &font);
if (fw > actorLen) actorLen = fw;
}
// Style
if (!curDiag->Style.empty()) {
dc.GetTextExtent(curDiag->Style, &fw, &fh, NULL, NULL, &font);
if (fw > styleLen) styleLen = fw;
}
// Effect
if (!curDiag->Effect.empty()) {
dc.GetTextExtent(curDiag->Effect, &fw, &fh, NULL, NULL, &font);
if (fw > effectLen) effectLen = fw;
}
// Margins
for (int j=0;j<3;j++) {
if (curDiag->Margin[j]) showMargin[j] = true;
}
// Times
if (byFrame) {
maxStart = std::max(maxStart, context->videoController->FrameAtTime(curDiag->Start.GetMS(), agi::vfr::START));
maxEnd = std::max(maxEnd, context->videoController->FrameAtTime(curDiag->End.GetMS(), agi::vfr::END));
}
}
// Finish layer
int layerLen = 0;
if (maxLayer > 0) {
dc.GetTextExtent(wxString::Format("%i", maxLayer), &fw, &fh, NULL, NULL, &font);
layerLen = fw + 10;
}
// Finish times
if (byFrame) {
dc.GetTextExtent(wxString::Format("%i", maxStart), &fw, &fh, NULL, NULL, &font);
startLen = fw + 10;
dc.GetTextExtent(wxString::Format("%i", maxEnd), &fw, &fh, NULL, NULL, &font);
endLen = fw + 10;
}
// Finish actor/effect/style
if (actorLen) actorLen += 10;
if (effectLen) effectLen += 10;
if (styleLen) 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;
for (int i=0;i<3;i++) colWidth[i+7] = showMargin[i] ? marginLen : 0;
// Hide columns
for (int i = 0; i < columns; i++) {
if (!showCol[i]) colWidth[i] = 0;
}
// Set size of last
int total = 0;
for (int i=0;i<10;i++) total += colWidth[i];
colWidth[10] = w-total;
time_cols_x = labelLen + layerLen;
time_cols_w = startLen + endLen;
text_col_x = total;
text_col_w = colWidth[10];
}
/// @brief Get dialogue by index
/// @param n Index to look up
/// @return Subtitle dialogue line for index, or 0 if invalid index
AssDialogue *BaseGrid::GetDialogue(int n) const {
if (static_cast<size_t>(n) >= index_line_map.size()) return 0;
return index_line_map[n];
}
/// @brief Get index by dialogue line
/// @param diag Dialogue line to look up
/// @return Subtitle index for object, or -1 if unknown subtitle
int BaseGrid::GetDialogueIndex(AssDialogue *diag) const {
std::map<AssDialogue*,int>::const_iterator it = line_index_map.find(diag);
if (it != line_index_map.end()) return it->second;
return -1;
}
bool BaseGrid::IsDisplayed(const AssDialogue *line) const {
if (!context->videoController->IsLoaded()) return false;
int frame = context->videoController->GetFrameN();
return
context->videoController->FrameAtTime(line->Start.GetMS(),agi::vfr::START) <= frame &&
context->videoController->FrameAtTime(line->End.GetMS(),agi::vfr::END) >= frame;
}
void BaseGrid::OnKeyDown(wxKeyEvent &event) {
event.StopPropagation();
if (hotkey::check("Subtitle Grid", context, event.GetKeyCode(), event.GetUnicodeKey(), event.GetModifiers()))
return;
int w,h;
GetClientSize(&w,&h);
int key = event.GetKeyCode();
bool ctrl = event.CmdDown();
bool alt = event.AltDown();
bool shift = event.ShiftDown();
int dir = 0;
int step = 1;
if (key == WXK_UP) dir = -1;
else if (key == WXK_DOWN) dir = 1;
else if (key == WXK_PAGEUP) {
dir = -1;
step = h / lineHeight - 2;
}
else if (key == WXK_PAGEDOWN) {
dir = 1;
step = h / lineHeight - 2;
}
else if (key == WXK_HOME) {
dir = -1;
step = GetRows();
}
else if (key == WXK_END) {
dir = 1;
step = GetRows();
}
// Moving
if (dir) {
// Move selection
if (!ctrl && !shift && !alt) {
int next = mid(0, extendRow + dir * step, GetRows() - 1);
SetActiveLine(GetDialogue(next));
SelectRow(next);
return;
}
// Move active only
else if (alt && !shift && !ctrl) {
int next = mid(0, GetDialogueIndex(GetActiveLine()) + dir * step, GetRows() - 1);
SetActiveLine(GetDialogue(next));
Refresh(false);
return;
}
// Shift-selection
else if (shift && !ctrl && !alt) {
extendRow = mid(0, extendRow + dir * step, GetRows() - 1);
// Set range
int begin = GetDialogueIndex(GetActiveLine());
int end = extendRow;
if (end < begin) {
std::swap(begin, end);
}
// Select range
Selection newsel;
for (int i = begin; i <= end; i++) {
newsel.insert(GetDialogue(i));
}
SetSelectedSet(newsel);
MakeCellVisible(extendRow, 0, false);
return;
}
}
else if (!hotkey::check("Audio", context, event.GetKeyCode(), event.GetUnicodeKey(), event.GetModifiers())) {
event.Skip();
}
}
void BaseGrid::SetByFrame(bool state) {
if (byFrame == state) return;
byFrame = state;
SetColumnWidths();
Refresh(false);
}
void BaseGrid::SetSelectedSet(const Selection &new_selection) {
Selection inserted, removed;
set_difference(new_selection, selection, inserted);
set_difference(selection, new_selection, removed);
selection = new_selection;
AnnounceSelectedSetChanged(inserted, removed);
Refresh(false);
}
void BaseGrid::SetActiveLine(AssDialogue *new_line) {
if (new_line != active_line) {
assert(new_line == 0 || line_index_map.count(new_line));
active_line = new_line;
AnnounceActiveLineChanged(active_line);
MakeCellVisible(GetDialogueIndex(active_line), 0, false);
Refresh(false);
extendRow = GetDialogueIndex(new_line);
}
}
void BaseGrid::PrevLine() {
int cur_line_i = GetDialogueIndex(GetActiveLine());
if (AssDialogue *prev_line = GetDialogue(cur_line_i-1)) {
SetActiveLine(prev_line);
Selection newsel;
newsel.insert(prev_line);
SetSelectedSet(newsel);
}
}
void BaseGrid::NextLine() {
int cur_line_i = GetDialogueIndex(GetActiveLine());
if (AssDialogue *next_line = GetDialogue(cur_line_i+1)) {
SetActiveLine(next_line);
Selection newsel;
newsel.insert(next_line);
SetSelectedSet(newsel);
}
}
void BaseGrid::AnnounceActiveLineChanged(AssDialogue *new_line) {
if (batch_level > 0)
batch_active_line_changed = true;
else
BaseSelectionController<AssDialogue>::AnnounceActiveLineChanged(new_line);
}
void BaseGrid::AnnounceSelectedSetChanged(const Selection &lines_added, const Selection &lines_removed) {
if (batch_level > 0) {
// Remove all previously added lines that are now removed
Selection temp;
set_difference(batch_selection_added, lines_removed, temp);
std::swap(temp, batch_selection_added);
temp.clear();
// Remove all previously removed lines that are now added
set_difference(batch_selection_removed, lines_added, temp);
std::swap(temp, batch_selection_removed);
// Add new stuff to batch sets
batch_selection_added.insert(lines_added.begin(), lines_added.end());
batch_selection_removed.insert(lines_removed.begin(), lines_removed.end());
}
else {
BaseSelectionController<AssDialogue>::AnnounceSelectedSetChanged(lines_added, lines_removed);
}
}
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