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#include "UnityPrefix.h"
#include "Runtime/IMGUI/IMGUIUtils.h"
#include "Runtime/IMGUI/TextMeshGenerator2.h"
const float s_TabWidth = 16;
extern float s_GUIStyleIconSizeX;
namespace IMGUI
{
InputEvent::Type GetEventType (const GUIState &state, const InputEvent &event)
{
InputEvent::Type type = event.type;
if (!state.m_OnGUIState.m_Enabled)
{
if (type == InputEvent::kRepaint || type == InputEvent::kLayout || type == InputEvent::kUsed)
return type;
return InputEvent::kIgnore;
}
if (state.m_CanvasGUIState.m_GUIClipState.GetEnabled())
return type;
if (type == InputEvent::kMouseDown || type == InputEvent::kMouseUp || type == InputEvent::kDragPerform || type == InputEvent::kDragUpdated)
return InputEvent::kIgnore;
return type;
}
InputEvent::Type GetEventTypeForControl (const GUIState &state, const InputEvent &event, int controlID)
{
InputEvent::Type m_Type = event.type;
// if we have no hot control, just return the usual
if (GetHotControl(state) == 0)
return GetEventType (state, event);
switch (m_Type)
{
// Mouse events follow GUIUtility.hotControl
case InputEvent::kMouseDown:
case InputEvent::kMouseUp:
case InputEvent::kMouseMove:
case InputEvent::kMouseDrag:
if (!GetEnabled(state))
return InputEvent::kIgnore;
if (GetGUIClipEnabled(state) || HasMouseControl (state, controlID))
return m_Type;
return InputEvent::kIgnore;
// Key events follow keyboard control
case InputEvent::kKeyDown:
case InputEvent::kKeyUp:
case InputEvent::kScrollWheel: // Not sure about scrollwheel. For now we map it to behave like keyboard events.
if (!GetEnabled(state))
return InputEvent::kIgnore;
if (GetGUIClipEnabled(state) || HasMouseControl (state, controlID) || GetKeyboardControl(state) == controlID)
return m_Type;
return InputEvent::kIgnore;
// Repaint, Layout, Used, DragUpdated, DragPerform, Ignore
default:
return m_Type;
}
}
TextMeshGenerator2* GetGenerator (const Rectf &contentRect, const GUIContent &content, Font& font, TextAnchor alignment, bool wordWrap, bool richText, ColorRGBA32 color, int fontSize, int fontStyle, ImagePosition imagePosition)
{
if (!wordWrap)
return &TextMeshGenerator2::Get (content.m_Text, &font, alignment, kAuto, 0.0f, s_TabWidth, 1.0f, richText, true, color, fontSize, fontStyle);
Texture *image = content.m_Image;
float textWidth = contentRect.Width();
switch (imagePosition) {
case kImageLeft:
// Todo: Subtract width of the icon
if (image != NULL)
{
Vector2f imageSize = Vector2f (image->GetDataWidth(), image->GetDataHeight());
//float imageScale = clamp (min (contentRect.Width() / imageSize.x, contentRect.Height() / imageSize.y), 0.0f, 1.0f);
//contentRect.width -= Roundf (imageSize.x * imageScale);
if (s_GUIStyleIconSizeX == 0)
textWidth -= Roundf (imageSize.x * clamp (std::min (contentRect.Width() / imageSize.x, contentRect.Height() / imageSize.y), 0.0f, 1.0f));
else
textWidth -= s_GUIStyleIconSizeX;
}
break;
case kImageOnly:
return NULL;
case kImageAbove:
case kTextOnly:
// These two require no special handling
break;
}
return &TextMeshGenerator2::Get (content.m_Text, &font, alignment, kAuto, textWidth, s_TabWidth, 1.0f, richText, true, color, fontSize, fontStyle);
}
} // namespace IMGUI
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