Graphics::BitmapObject Class Reference
A BMP format image. More...
#include <Object.h>
Inheritance diagram for Graphics::BitmapObject:
Collaboration diagram for Graphics::BitmapObject:
Public Member Functions | |
BitmapObject (const Resource::ImageResource &image) | |
void | write (MetaWriter &meta) const override |
bool | init () override |
Initialise the object, e.g. parse header content and obtain dimensions. More... | |
PixelFormat | getPixelFormat () const override |
Get native pixel format. More... | |
size_t | readPixels (const Location &loc, PixelFormat format, void *buffer, uint16_t width) const override |
Read pixels in requested format. More... | |
StreamImageObject (IDataSourceStream *source, Size size) | |
StreamImageObject (const FSTR::String &image) | |
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StreamImageObject (IDataSourceStream *source, Size size) | |
StreamImageObject (const FSTR::String &image) | |
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ImageObject (Size size) | |
Renderer * | createRenderer (const Location &location) const override |
Create a software renderer for this object. More... | |
Size | getSize () const |
uint16_t | width () const |
uint16_t | height () const |
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Kind | kind () const override |
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bool | operator== (const Object &other) const |
virtual String | getTypeStr () const |
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Object * | getNext () const |
bool | insertAfter (Object *object) |
Iterator | begin () const |
Iterator | end () const |
Iterator | cbegin () const |
Iterator | cend () const |
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virtual | ~LinkedObject () |
virtual LinkedObject * | next () const |
bool | insertAfter (LinkedObject *object) |
bool | operator== (const LinkedObject &other) const |
bool | operator!= (const LinkedObject &other) const |
Additional Inherited Members | |
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enum class | Kind { XX } |
using | List = LinkedObjectListTemplate< Object > |
using | OwnedList = OwnedLinkedObjectListTemplate< Object > |
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using | Iterator = IteratorTemplate< Object, Object *, Object & > |
using | ConstIterator = IteratorTemplate< const Object, const Object *, const Object & > |
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void | seek (uint32_t offset) const |
void | read (void *buffer, size_t length) const |
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std::unique_ptr< IDataSourceStream > | stream |
uint32_t | streamPos {} |
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Size | imageSize {} |
Detailed Description
A BMP format image.
Code based on https://github.com/adafruit/Adafruit-GFX-Library
Constructor & Destructor Documentation
◆ BitmapObject()
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inline |
Member Function Documentation
◆ getPixelFormat()
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inlineoverridevirtual |
Get native pixel format.
- Return values
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PixelFormat Return None if ambivalent about format (e.g. calculated pixel data)
Implements Graphics::ImageObject.
◆ init()
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overridevirtual |
Initialise the object, e.g. parse header content and obtain dimensions.
Implements Graphics::ImageObject.
◆ readPixels()
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overridevirtual |
Read pixels in requested format.
- Parameters
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loc Start position format Required pixel format buffer Buffer for pixels width Number of pixels to read
- Return values
-
size_t Number of bytes written
Implements Graphics::ImageObject.
◆ StreamImageObject() [1/2]
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inline |
◆ StreamImageObject() [2/2]
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inline |
◆ write()
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inlineoverridevirtual |
Reimplemented from Graphics::StreamImageObject.
The documentation for this class was generated from the following file: