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UI: Add ability to center items vertically/horizontally

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This commit is contained in:
Clayton Groeneveld
2019-03-28 00:00:12 -05:00
committed by jp9000
parent ff63e0c050
commit 977dea4ff0
4 changed files with 58 additions and 5 deletions
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47
UI/window-basic-main.cpp
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@@ -6106,20 +6106,39 @@ void OBSBasic::on_actionStretchToScreen_triggered()
&boundsType);
}
static bool center_to_scene(obs_scene_t *, obs_sceneitem_t *item, void *)
enum class CenterType {
Scene,
Vertical,
Horizontal
};
static bool center_to_scene(obs_scene_t *, obs_sceneitem_t *item, void *param)
{
CenterType centerType = *reinterpret_cast<CenterType*>(param);
vec3 tl, br, itemCenter, screenCenter, offset;
obs_video_info ovi;
obs_transform_info oti;
if (obs_sceneitem_is_group(item))
obs_sceneitem_group_enum_items(item, center_to_scene, nullptr);
obs_sceneitem_group_enum_items(item, center_to_scene,
&centerType);
if (!obs_sceneitem_selected(item))
return true;
obs_get_video_info(&ovi);
obs_sceneitem_get_info(item, &oti);
if (centerType == CenterType::Scene)
vec3_set(&screenCenter, float(ovi.base_width),
float(ovi.base_height), 0.0f);
else if (centerType == CenterType::Vertical)
vec3_set(&screenCenter, float(oti.bounds.x),
float(ovi.base_height), 0.0f);
else if (centerType == CenterType::Horizontal)
vec3_set(&screenCenter, float(ovi.base_width),
float(oti.bounds.y), 0.0f);
vec3_set(&screenCenter, float(ovi.base_width),
float(ovi.base_height), 0.0f);
vec3_mulf(&screenCenter, &screenCenter, 0.5f);
GetItemBox(item, tl, br);
@@ -6131,13 +6150,31 @@ static bool center_to_scene(obs_scene_t *, obs_sceneitem_t *item, void *)
vec3_sub(&offset, &screenCenter, &itemCenter);
vec3_add(&tl, &tl, &offset);
if (centerType == CenterType::Vertical)
tl.x = oti.pos.x;
else if (centerType == CenterType::Horizontal)
tl.y = oti.pos.y;
SetItemTL(item, tl);
return true;
};
void OBSBasic::on_actionCenterToScreen_triggered()
{
obs_scene_enum_items(GetCurrentScene(), center_to_scene, nullptr);
CenterType centerType = CenterType::Scene;
obs_scene_enum_items(GetCurrentScene(), center_to_scene, &centerType);
}
void OBSBasic::on_actionVerticalCenter_triggered()
{
CenterType centerType = CenterType::Vertical;
obs_scene_enum_items(GetCurrentScene(), center_to_scene, &centerType);
}
void OBSBasic::on_actionHorizontalCenter_triggered()
{
CenterType centerType = CenterType::Horizontal;
obs_scene_enum_items(GetCurrentScene(), center_to_scene, &centerType);
}
void OBSBasic::EnablePreviewDisplay(bool enable)