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Fixed crash when having no trackData

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This commit is contained in:
Daniel Collin 2012-12-30 21:39:51 +01:00
parent f954f214de
commit 56021dd3f9
1 changed files with 10 additions and 3 deletions
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13
ogl_editor/src/Editor.c
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@ -1076,6 +1076,13 @@ void Editor_scroll(float deltaX, float deltaY, int flags)
{
int current_row = s_editorData.trackViewInfo.rowPos;
int old_offset = s_editorData.trackViewInfo.startPixel;
int start_row = 0, end_row = 10000;
if (trackData)
{
start_row = trackData->startRow;
end_row = trackData->endRow;
}
if (flags & EMGUI_KEY_ALT)
{
@ -1095,11 +1102,11 @@ void Editor_scroll(float deltaX, float deltaY, int flags)
current_row += (int)deltaY;
if (current_row < trackData->startRow || current_row >= trackData->endRow)
if (current_row < start_row || current_row >= end_row)
return;
s_editorData.trackViewInfo.startPixel += (int)(deltaX * 4.0f);
s_editorData.trackViewInfo.rowPos = eclampi(current_row, trackData->startRow, trackData->endRow);
s_editorData.trackViewInfo.rowPos = eclampi(current_row, start_row, end_row);
RemoteConnection_sendSetRowCommand(s_editorData.trackViewInfo.rowPos);