mia/Aegisub
1
0
Fork 1
Code Issues Pull requests Projects Releases Wiki Activity

Limit the canvas size to the window's size to avoid things exploding at high zoom levels

Browse source 
Originally committed to SVN as r4288.
This commit is contained in:
Thomas Goyne 2010-05-16 06:39:06 +00:00
parent 94cf2949f1
commit 74a9bdeb41
1 changed files with 45 additions and 34 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

79
aegisub/src/video_display.cpp
View file

@ -106,6 +106,8 @@ END_EVENT_TABLE()
/// Attribute list for gl canvases; set the canvases to doublebuffered rgba with an 8 bit stencil buffer
int attribList[] = { WX_GL_RGBA , WX_GL_DOUBLEBUFFER, WX_GL_STENCIL_SIZE, 8, 0 };
using std::min;
VideoDisplay::VideoDisplay(VideoBox *box, VideoSlider *ControlSlider, wxTextCtrl *PositionDisplay, wxTextCtrl *SubsPosition, wxWindow* parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long style, const wxString& name)
: wxGLCanvas (parent, id, attribList, pos, size, style, name)
, visualMode(-1)
@ -331,42 +333,14 @@ void VideoDisplay::UpdateSize() {
int vidW = con->GetWidth();
int vidH = con->GetHeight();
assert(vidW > 0);
assert(vidH > 0);
if (!freeSize) {
h = vidH * zoomValue;
w = con->GetAspectRatioType() == 0 ? vidW * zoomValue : vidH * zoomValue * con->GetAspectRatioValue();
// Sizers ignore SetClientSize/SetSize, so only use them to calculate
// what size is required after including the borders
SetClientSize(w,h);
GetSize(&w,&h);
wxSize size(w,h);
SetMinSize(size);
SetMaxSize(size);
locked = true;
box->VideoSizer->Fit(box);
box->GetParent()->Layout();
// The sizer makes us use the full width, which at very low zoom levels
// results in stretched video, so after using the sizer to update the
// parent window sizes, reset our size to the correct value
SetSize(w,h);
locked = false;
}
GetClientSize(&w,&h);
wxASSERT(w > 0);
wxASSERT(h > 0);
dx1 = 0;
dy1 = 0;
dx2 = w;
dy2 = h;
if (freeSize) {
GetClientSize(&w,&h);
dx1 = 0;
dy1 = 0;
dx2 = w;
dy2 = h;
// Set aspect ratio
float displayAr = float(w) / float(h);
float videoAr = con->GetAspectRatioType() == 0 ? float(vidW)/float(vidH) : con->GetAspectRatioValue();
@ -385,6 +359,43 @@ void VideoDisplay::UpdateSize() {
dy2 = h - delta;
}
}
else {
wxWindow* parent = GetParent();
while (!parent->IsTopLevel()) parent = parent->GetParent();
int maxH, maxW;
parent->GetClientSize(&maxW, &maxH);
h = vidH * zoomValue;
w = con->GetAspectRatioType() == 0 ? vidW * zoomValue : vidH * zoomValue * con->GetAspectRatioValue();
// Cap the canvas size to the window size
int cw = min(w, maxW), ch = min(h, maxH);
// Sizers ignore SetClientSize/SetSize, so only use them to calculate
// what size is required after including the borders
SetClientSize(cw, ch);
int fw, fh;
GetSize(&fw, &fh);
wxSize size(fw, fh);
SetMinSize(size);
SetMaxSize(size);
locked = true;
box->VideoSizer->Fit(box);
box->GetParent()->Layout();
// The sizer makes us use the full width, which at very low zoom levels
// results in stretched video, so after using the sizer to update the
// parent window sizes, reset our size to the correct value
SetSize(fw, fh);
locked = false;
dx1 = 0;
dy1 = ch - h;
dx2 = w;
dy2 = h;
}
Refresh(false);
}