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mirror of https://git.dev.opencascade.org/repos/occt.git synced 2025-04-21 10:13:43 +03:00
occt/src/OpenGl/OpenGl_AspectText.hxx
kgv a174a3c54f 0023457: Slow text rendering
Added class Font_FTFont wrapper over FreeType face

Unify collections methods NCollection_Array1, NCollection_Sequence, NCollection_Vector:
declare Upper, Lower, First, Last, ChangeFirst, ChangeLast methods for all these collections.

Added method NCollection_DataMap::Find() with check key is bound + retrieve value within single call interface.

OpenGl_Context::ReleaseResource() method now supports lazy release of shared resources.

Added class OpenGl_Font which implements textured fonts support.
Added class OpenGl_TextFormatter for text formatting using OpenGl_Font.

OpenGl_Text was redesigned to use OpenGl_FontFormatter.

OpenGl_FontMgr class was removed.
All methods related to text rendered removed from OpenGl_Display class.

OpenGl_Trihedron and OpenGl_GraduatedTrihedron classes were redesigned
to use OpenGl_Text.

OpenGl_PrinterContext instance was moved to OpenGl_GraphicDriver fields
(eliminated usage of global instance).

Added test cases into 3rdparty/fonts grid to check different font styles
and perform FPS tests (no automated results - requires manual analysis
or snapshots comparisons).

Removed unused CSF_FTGL dependency.
OpenGl_Text::setupMatrix - do not apply floor for myWinZ
2013-02-08 15:05:16 +04:00

142 lines
3.4 KiB
C++

// Created on: 2011-07-13
// Created by: Sergey ZERCHANINOV
// Copyright (c) 2011-2013 OPEN CASCADE SAS
//
// The content of this file is subject to the Open CASCADE Technology Public
// License Version 6.5 (the "License"). You may not use the content of this file
// except in compliance with the License. Please obtain a copy of the License
// at http://www.opencascade.org and read it completely before using this file.
//
// The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
// main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
//
// The Original Code and all software distributed under the License is
// distributed on an "AS IS" basis, without warranty of any kind, and the
// Initial Developer hereby disclaims all such warranties, including without
// limitation, any warranties of merchantability, fitness for a particular
// purpose or non-infringement. Please see the License for the specific terms
// and conditions governing the rights and limitations under the License.
#ifndef OpenGl_AspectText_Header
#define OpenGl_AspectText_Header
#include <InterfaceGraphic_Graphic3d.hxx>
#include <Font_FontAspect.hxx>
#include <Aspect_TypeOfStyleText.hxx>
#include <Aspect_TypeOfDisplayText.hxx>
#include <TCollection_AsciiString.hxx>
#include <OpenGl_Element.hxx>
//! Text representation parameters
class OpenGl_AspectText : public OpenGl_Element
{
public:
OpenGl_AspectText();
virtual ~OpenGl_AspectText();
//! Copy parameters
void SetContext (const CALL_DEF_CONTEXTTEXT& theContext);
//! @return font family name
const TCollection_AsciiString& FontName() const
{
return myFont;
}
//! @return font family name
TCollection_AsciiString& ChangeFontName()
{
return myFont;
}
//! @return is zoomable flag
bool IsZoomable() const
{
return myZoomable;
}
//! @return rotation angle
float Angle() const
{
return myAngle;
}
//! @return font aspect (regular/bold/italic)
Font_FontAspect FontAspect() const
{
return myFontAspect;
}
//! @param theValue font aspect (regular/bold/italic)
void SetFontAspect (const Font_FontAspect theValue)
{
myFontAspect = theValue;
}
//! @return text color
const TEL_COLOUR& Color() const
{
return myColor;
}
//! @return text color
TEL_COLOUR& ChangeColor()
{
return myColor;
}
//! @return annotation style
Aspect_TypeOfStyleText StyleType() const
{
return myStyleType;
}
//! @return subtitle style (none/blend/decale/subtitle)
Aspect_TypeOfDisplayText DisplayType() const
{
return myDisplayType;
}
void SetDisplayType (const Aspect_TypeOfDisplayText theType)
{
myDisplayType = theType;
}
//! @return subtitle color
const TEL_COLOUR& SubtitleColor() const
{
return mySubtitleColor;
}
//! @return subtitle color
TEL_COLOUR& ChangeSubtitleColor()
{
return mySubtitleColor;
}
virtual void Render (const Handle(OpenGl_Workspace)& theWorkspace) const;
virtual void Release (const Handle(OpenGl_Context)& theContext);
protected:
TCollection_AsciiString myFont;
TEL_COLOUR myColor;
TEL_COLOUR mySubtitleColor;
float myAngle;
Aspect_TypeOfStyleText myStyleType;
Aspect_TypeOfDisplayText myDisplayType;
Font_FontAspect myFontAspect;
bool myZoomable;
public:
DEFINE_STANDARD_ALLOC
};
#endif // OpenGl_AspectText_Header