This is a singleton for managing all external graphic renderers instances available in the system. More...
#include <ExternalGraphicRendererManager.h>
Public Types | |
typedef ClassLevelLockingPolicy < ::boost::lock_guard < ::boost::recursive_mutex > > | LockRead |
typedef ClassLevelLockingPolicy < ::boost::lock_guard < ::boost::recursive_mutex > > | LockWrite |
typedef volatile ExternalGraphicRendererManager | VolatileType |
Public Member Functions | |
void | add (AbstractExternalGraphicRenderer *renderer) |
It adds a new external graphic renderer to the manager. More... | |
te::color::RGBAColor ** | render (const te::se::ExternalGraphic *eg, std::size_t height, std::size_t &width) |
It generates the image pattern from the given Symbology Enconding External Graphic element. More... | |
Static Public Member Functions | |
static ExternalGraphicRendererManager & | getInstance () |
It returns a reference to the singleton instance. More... | |
Protected Member Functions | |
ExternalGraphicRendererManager () | |
It initializes the singleton instance of the external graphic renderer manager. More... | |
~ExternalGraphicRendererManager () | |
Singleton destructor. More... | |
Private Attributes | |
std::vector < AbstractExternalGraphicRenderer * > | m_renderers |
The external graphic renderers in the manager. More... | |
Friends | |
class | te::common::Singleton< ExternalGraphicRendererManager > |
This is a singleton for managing all external graphic renderers instances available in the system.
If you want to render a external graphic, use commands like: te::color::RBGA** image = te::map::ExternalGraphicRendererManager::getInstance().render(eg, size);
Definition at line 63 of file ExternalGraphicRendererManager.h.
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inherited |
Definition at line 302 of file ThreadingPolicies.h.
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inherited |
Definition at line 303 of file ThreadingPolicies.h.
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inherited |
Definition at line 301 of file ThreadingPolicies.h.
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protected |
It initializes the singleton instance of the external graphic renderer manager.
Definition at line 37 of file ExternalGraphicRendererManager.cpp.
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protected |
Singleton destructor.
Definition at line 41 of file ExternalGraphicRendererManager.cpp.
References te::common::FreeContents().
void te::map::ExternalGraphicRendererManager::add | ( | AbstractExternalGraphicRenderer * | renderer | ) |
It adds a new external graphic renderer to the manager.
renderer | The new external graphic renderer that will be added on the manager. |
Definition at line 69 of file ExternalGraphicRendererManager.cpp.
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staticinherited |
It returns a reference to the singleton instance.
Referenced by te::map::CanvasConfigurer::config(), te::qt::widgets::Module::initialize(), and te::qt::widgets::Terralib2Qwt().
te::color::RGBAColor ** te::map::ExternalGraphicRendererManager::render | ( | const te::se::ExternalGraphic * | eg, |
std::size_t | height, | ||
std::size_t & | width | ||
) |
It generates the image pattern from the given Symbology Enconding External Graphic element.
eg | The Symbology Enconding External Graphic element that will be used as base to build the image pattern. |
height | The height of image pattern that will be generated. |
width | An output parameter that will be filled with the width of generated image pattern. |
Exception | It will throws an exception if the image pattern can not be generated. |
Definition at line 46 of file ExternalGraphicRendererManager.cpp.
References TE_TR.
Referenced by te::map::CanvasConfigurer::config().
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friend |
Definition at line 69 of file ExternalGraphicRendererManager.h.
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private |
The external graphic renderers in the manager.
Definition at line 109 of file ExternalGraphicRendererManager.h.