Aegisub/aegisub/src/visual_tool_cross.cpp

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// Copyright (c) 2011, Thomas Goyne <plorkyeran@aegisub.org>
//
// Permission to use, copy, modify, and distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
//
// Aegisub Project http://www.aegisub.org/
//
// $Id$
/// @file visual_tool_cross.cpp
/// @brief Crosshair double-click-to-position visual typesetting tool
/// @ingroup visual_ts
#include "config.h"
#include "visual_tool_cross.h"
#include "gl_text.h"
#include "include/aegisub/context.h"
#include "video_display.h"
VisualToolCross::VisualToolCross(VideoDisplay *parent, agi::Context *context)
: VisualTool<VisualDraggableFeature>(parent, context)
, gl_text(new OpenGLText)
{
parent->SetCursor(wxCursor(wxCURSOR_BLANK));
}
VisualToolCross::~VisualToolCross() {
parent->SetCursor(wxNullCursor);
}
void VisualToolCross::OnDoubleClick() {
Vector2D d = ToScriptCoords(mouse_pos) - GetLinePosition(active_line);
Selection sel = c->selectionController->GetSelectedSet();
for (Selection::const_iterator it = sel.begin(); it != sel.end(); ++it) {
Vector2D p1, p2;
int t1, t2;
if (GetLineMove(*it, p1, p2, t1, t2)) {
if (t1 > 0 || t2 > 0)
SetOverride(*it, "\\move", wxString::Format("(%s,%s,%d,%d)", (p1 + d).Str(), (p2 + d).Str(), t1, t2));
else
SetOverride(*it, "\\move", wxString::Format("(%s,%s)", (p1 + d).Str(), (p2 + d).Str()));
}
else
SetOverride(*it, "\\pos", (GetLinePosition(*it) + d).PStr());
if (Vector2D org = GetLineOrigin(*it))
SetOverride(*it, "\\org", (org + d).PStr());
}
Commit(_("positioning"));
}
void VisualToolCross::Draw() {
if (!mouse_pos) return;
// Draw cross
gl.SetInvert();
gl.SetLineColour(*wxWHITE, 1.0, 1);
float lines[] = {
0.f, mouse_pos.Y(),
video_res.X(), mouse_pos.Y(),
mouse_pos.X(), 0.f,
mouse_pos.X(), video_res.Y()
};
gl.DrawLines(2, lines, 4);
gl.ClearInvert();
Vector2D t = ToScriptCoords(shift_down ? video_res - mouse_pos : mouse_pos);
wxString mouse_text = video_res.X() > script_res.X() ? t.Str() : t.DStr();
int tw, th;
gl_text->SetFont("Verdana", 12, true, false);
gl_text->SetColour(*wxWHITE, 1.f);
gl_text->GetExtent(mouse_text, tw, th);
// Place the text in the corner of the cross closest to the center of the video
int dx = mouse_pos.X();
int dy = mouse_pos.Y();
if (dx > video_res.X() / 2)
dx -= tw + 4;
else
dx += 4;
if (dy < video_res.Y() / 2)
dy += 3;
else
dy -= th + 3;
gl_text->Print(mouse_text, dx, dy);
}