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include/gempyre_graphics.h
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diff --git a/gempyre__graphics_8h_source.html b/gempyre__graphics_8h_source.html
index 5cb7bcec..579fc76f 100644
--- a/gempyre__graphics_8h_source.html
+++ b/gempyre__graphics_8h_source.html
@@ -90,9 +90,10 @@
2 #define GEMPYRE_GRAPHICS_H 5 #include <initializer_list> 6 #include <initializer_list> 21 #define GGEMPYRE_EX __declspec( dllexport ) 27 #define gempyre_graphics_assert(b, x) ((b) || GempyreUtils::do_fatal(x, nullptr, __FILE__, __LINE__)); 35 using CanvasDataPtr = std::shared_ptr<CanvasData>;
41 using Command = std::variant<std::string, double, int>;
85 std::string
add_image (
const std::string& url,
const std::function<
void (
const std::string&
id )>& loaded =
nullptr );
138 void paint(
const CanvasDataPtr& canvas,
int x,
int y,
bool as_draw);
140 CanvasDataPtr m_tile{};
153 const type FF = 0xFF;
154 return std::min(FF, r) | (std::min(FF, g) << 8) | (std::min(FF, b) << 16) | (std::min(FF, a) << 24);
160 return r | (g << 8) | (b << 16) | (a << 24);
166 return r | (g << 8) | (b << 16) | (static_cast<type>(0xFF) << 24);
171 static constexpr
inline type r(
type pixel) {
172 return pixel &
static_cast< type > (0xFF);
176 static constexpr
inline type g(
type pixel) {
177 return (pixel &
static_cast< type > (0xFF00)) >> 8;
182 static constexpr
inline type b(
type pixel) {
183 return (pixel &
static_cast< type > (0xFF0000)) >> 16;
188 static constexpr
inline type alpha(
type pixel) {
189 return (pixel & 0xFF000000) >> 24;
194 static inline std::string rgba(
type pixel) {
195 constexpr
auto c =
"0123456789ABCDEF" ;
196 std::string v(
"#RRGGBBAA" );
197 v[1] = c[r(pixel) >> 4];
198 v[2] = c[r(pixel) & 0xF];
199 v[3] = c[g(pixel) >> 4];
200 v[4] = c[g(pixel) & 0xF];
201 v[5] = c[b(pixel) >> 4];
202 v[6] = c[b(pixel) & 0xF];
203 v[7] = c[alpha(pixel) >> 4];
204 v[8] = c[alpha(pixel) & 0xF];
210 static inline std::string rgb(
type pixel) {
211 constexpr
auto c =
"0123456789ABCDEF" ;
212 std::string v(
"#RRGGBB" );
213 v[1] = c[r(pixel) >> 4];
214 v[2] = c[r(pixel) & 0xF];
215 v[3] = c[g(pixel) >> 4];
216 v[4] = c[g(pixel) & 0xF];
217 v[5] = c[b(pixel) >> 4];
218 v[6] = c[b(pixel) & 0xF];
224 static inline std::string to_string(
type r,
type g,
type b,
type a = 0xFF) {
225 return a == 0xFF ? Gempyre::Color::rgb(Gempyre::Color::rgb(r, g, b)) : Gempyre::Color::rgba(Gempyre::Color::rgba(r, g, b, a));
231 return Gempyre::Color::to_string(
232 Gempyre::Color::r(color),
233 Gempyre::Color::g(color),
234 Gempyre::Color::b(color),
235 Gempyre::Color::alpha(color));
239 static constexpr
Color::type Black = Color::rgba(0, 0, 0, 0xFF);
241 static constexpr
Color::type White = Color::rgba(0xFF, 0xFF, 0xFF, 0xFF);
243 static constexpr
Color::type Red = Color::rgba(0xFF, 0, 0, 0xFF);
245 static constexpr
Color::type Green = Color::rgba(0, 0xFF, 0, 0xFF);
247 static constexpr
Color::type Blue = Color::rgba(0, 0, 0xFF, 0xFF);
249 static constexpr
Color::type Cyan = Color::rgba(0, 0xFF, 0xFF, 0xFF);
251 static constexpr
Color::type Magenta = Color::rgba(0xFF, 0, 0xFF, 0xFF);
253 static constexpr
Color::type Yellow = Color::rgba(0xFF, 0xFF, 0, 0xFF);
296 Bitmap (
const std::vector<uint8_t>& image_data);
350 void tile (
int x,
int y,
const Bitmap & other,
int width,
int height);
353 void tile (
int x,
int y,
const Bitmap & other,
int other_x,
int other_y,
int width,
int height);
362 void copy_from(
const Bitmap & other);
366 Gempyre::CanvasDataPtr m_canvas{};
396 return push({
"arc" , x, y, r, sAngle, eAngle});}
398 FrameComposer ellipse (
double x,
double y,
double radiusX,
double radiusY,
double rotation,
double startAngle,
double endAngle) {
399 return push({
"ellipse" , x, y, radiusX, radiusY, rotation, startAngle, endAngle});}
410 return push({
"bezierCurveTo" , cp1x, cp1y, cp2x, cp2y, x, y});}
413 return push({
"quadraticCurveTo" , cpx, cpy, x, y});}
416 return push({
"arcTo" , x1, y1, x2, y2, radius});}
419 FrameComposer rect (
double x,
double y,
double w,
double h) {
return push({
"rect" , x, y, w, h});}
448 FrameComposer draw_image (
const std::string&
id ,
double x,
double y,
double w,
double h) {
return push({
"drawImageRect" , id, x, y, w, h});}
450 FrameComposer draw_image (
const std::string&
id ,
const Gempyre::Element::Rect & clip,
const Gempyre::Element::Rect &
rect ) {
return push({
"drawImageClip" , id, clip.
x , clip.
y , clip.
width , clip.
height ,
rect .x,
rect .y,
rect .width,
rect .height});}
451 FrameComposer draw_image (
const std::string&
id ,
double cx,
double cy,
double cw,
double ch,
double x,
double y,
double w,
double h) {
return push({
"drawImageClip" , id, cx, cy, cw, ch, x, y, w, h});}
457 FrameComposer push(
const std::initializer_list<Gempyre::CanvasElement::Command>& list) {m_composition.insert(m_composition.end(), list);
return *
this ;}
Bitmap for Gempyre Graphics.
Definition: gempyre_graphics.h:264
bool empty() const
return true if there is not data
void create(int width, int height)
Create bitmap bytes.
void tile(int x, int y, const Bitmap &other, int other_x, int other_y, int width, int height)
Draw a Bitmap withing extents on this bitmap - replace area.
Bitmap clone() const
Deep copy bitmap bytes.
const std::vector< uint8_t > png_image() const
Convert a bitmap to PNG.
Bitmap(int width, int height)
Constructor - uninitialized data.
int width() const
Get width.
Color::type pixel(int x, int y) const
Get a single pixel.
int height() const
Get height.
void swap(Bitmap &other)
Swap bitmap data with another.
void tile(int x, int y, const Bitmap &other)
Draw a Bitmap on this bitmap - replace area.
Bitmap & operator=(const Bitmap &other)=default
Copy operator does only shallow copy, for deep copy.
void merge(int x, int y, const Bitmap &other)
Draw a Bitmap on this bitmap - merge alpha.
Bitmap & operator=(Bitmap &&other)=default
Move operator.
Bitmap(int width, int height, Gempyre::Color::type color)
Constructor - with a single color data.
Bitmap(Bitmap &&other)=default
Move constructor.
void set_pixel(int x, int y, Color::type color)
Set a single pixel.
Bitmap()
Constructor - zero size, use.
static constexpr Color::type pix(Color::type r, Color::type g, Color::type b, Color::type a=0xFF)
Components to pixel type.
Definition: gempyre_graphics.h:317
void tile(int x, int y, const Bitmap &other, int width, int height)
Draw a Bitmap withing extents on this bitmap - replace area.
void draw_rect(const Element::Rect &rect, Color::type color)
Draw a rect with a color in bitmap.
void merge(const Bitmap &other)
Draw a Bitmap on this bitmap - merge alpha.
Definition: gempyre_graphics.h:344
Bitmap(const Bitmap &other)=default
Copy constructor - does not copy the data, for deep copy.
Bitmap(const std::vector< uint8_t > &image_data)
Create bitmap from byte array.
Bitmap clip(const Element::Rect &rect) const
Create a new bitmap from part of bitmap.
void set_alpha(int x, int y, Color::type alpha)
Set a singe pixel's alpha value.
Graphics element.
Definition: gempyre_graphics.h:38
33 using CanvasDataPtr = std::shared_ptr<CanvasData>;
39 using Command = std::variant<std::string, double, int>;
83 std::string
add_image (
const std::string& url,
const std::function<
void (
const std::string&
id )>& loaded =
nullptr );
136 void paint(
const CanvasDataPtr& canvas,
int x,
int y,
bool as_draw);
138 CanvasDataPtr m_tile{};
169 return push({
"arc" , x, y, r, sAngle, eAngle});}
171 FrameComposer ellipse (
double x,
double y,
double radiusX,
double radiusY,
double rotation,
double startAngle,
double endAngle) {
172 return push({
"ellipse" , x, y, radiusX, radiusY, rotation, startAngle, endAngle});}
183 return push({
"bezierCurveTo" , cp1x, cp1y, cp2x, cp2y, x, y});}
186 return push({
"quadraticCurveTo" , cpx, cpy, x, y});}
189 return push({
"arcTo" , x1, y1, x2, y2, radius});}
192 FrameComposer rect (
double x,
double y,
double w,
double h) {
return push({
"rect" , x, y, w, h});}
221 FrameComposer draw_image (
const std::string&
id ,
double x,
double y,
double w,
double h) {
return push({
"drawImageRect" , id, x, y, w, h});}
223 FrameComposer draw_image (
const std::string&
id ,
const Gempyre::Element::Rect & clip,
const Gempyre::Element::Rect &
rect ) {
return push({
"drawImageClip" , id, clip.
x , clip.
y , clip.
width , clip.
height ,
rect .x,
rect .y,
rect .width,
rect .height});}
224 FrameComposer draw_image (
const std::string&
id ,
double cx,
double cy,
double cw,
double ch,
double x,
double y,
double w,
double h) {
return push({
"drawImageClip" , id, cx, cy, cw, ch, x, y, w, h});}
230 FrameComposer push(
const std::initializer_list<Gempyre::CanvasElement::Command>& list) {m_composition.insert(m_composition.end(), list);
return *
this ;}
Bitmap for Gempyre Graphics.
Definition: gempyre_bitmap.h:151
Graphics element.
Definition: gempyre_graphics.h:36
CanvasElement(Ui &ui, const std::string &id)
Constructor of canvas id.
CanvasElement(const CanvasElement &other)
Copy constructor.
std::variant< std::string, double, int > Command
Canvas draw command type.
Definition: gempyre_graphics.h:41
std::variant< std::string, double, int > Command
Canvas draw command type.
Definition: gempyre_graphics.h:39
CanvasElement & operator=(CanvasElement &&other)
Move operator.
void draw(int x, int y, const Bitmap &bmp)
Draw bitmap at position.
CanvasElement(Ui &ui, const Element &parent)
Constructor to create a new CanvasElement.
CanvasElement & operator=(const CanvasElement &other)
Copy operator.
void draw(const FrameComposer &frameComposer)
Draw Frame Composer.
std::string add_image(const std::string &url, const std::function< void(const std::string &id)> &loaded=nullptr)
Add an image into HTML DOM tree.
void draw(const Bitmap &bmp)
Draw bitmap.
Definition: gempyre_graphics.h:112
std::function< void()> DrawCallback
Function type for draw notifies.
Definition: gempyre_graphics.h:45
void draw(const Bitmap &bmp)
Draw bitmap.
Definition: gempyre_graphics.h:110
std::function< void()> DrawCallback
Function type for draw notifies.
Definition: gempyre_graphics.h:43
void paint_image(const std::string &imageId, int x, int y, const Element::Rect &clippingRect={0, 0, 0, 0}) const
Draw image at position.
void erase(bool resized=false)
erase bitmap
void draw_completed(const DrawCallback &drawCompletedCallback, DrawNotify kick=DrawNotify::NoKick)
Set a callback to be called after the draw.
DrawNotify
set initial draw,
Definition: gempyre_graphics.h:48
DrawNotify
set initial draw,
Definition: gempyre_graphics.h:46
void paint_image(const std::string &imageId, const Element::Rect &targetRect, const Element::Rect &clippingRect={0, 0, 0, 0}) const
Draw image in rectangle.
~CanvasElement()
Destructor.
void draw(const CommandList &canvasCommands)
Draw command list - please prefer.
CanvasElement(CanvasElement &&other)
Move constructor.
CanvasElement(Ui &ui, const std::string &id, const Element &parent)
Constructor to create a new CanvasElement.
std::vector< Command > CommandList
List of Canvas draw commands.
Definition: gempyre_graphics.h:43
Represents all HTML elements on UI.
Definition: gempyre.h:69
wrap up Javascript draw commands.
Definition: gempyre_graphics.h:371
FrameComposer fill_text(const std::string &text, double x, double y)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:391
FrameComposer text_baseline(const std::string &textBaseline)
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Definition: gempyre_graphics.h:453
FrameComposer restore()
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Definition: gempyre_graphics.h:437
FrameComposer clear_rect(const Gempyre::Element::Rect &r)
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Definition: gempyre_graphics.h:385
FrameComposer translate(double x, double y)
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Definition: gempyre_graphics.h:441
FrameComposer font(const std::string &style)
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Definition: gempyre_graphics.h:431
FrameComposer arc_to(double x1, double y1, double x2, double y2, double radius)
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Definition: gempyre_graphics.h:415
FrameComposer fill_rect(const Gempyre::Element::Rect &r)
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Definition: gempyre_graphics.h:388
FrameComposer scale(const double x, double y)
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Definition: gempyre_graphics.h:443
FrameComposer begin_path()
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Definition: gempyre_graphics.h:401
FrameComposer save()
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Definition: gempyre_graphics.h:435
FrameComposer line_to(double x, double y)
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Definition: gempyre_graphics.h:405
FrameComposer bezier_curve_to(double cp1x, double cp1y, double cp2x, double cp2y, double x, double y)
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Definition: gempyre_graphics.h:409
FrameComposer arc(double x, double y, double r, double sAngle, double eAngle)
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Definition: gempyre_graphics.h:395
FrameComposer quadratic_curve_to(double cpx, double cpy, double x, double y)
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Definition: gempyre_graphics.h:412
FrameComposer stroke()
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Definition: gempyre_graphics.h:421
FrameComposer draw_image(const std::string &id, const Gempyre::Element::Rect &clip, const Gempyre::Element::Rect &rect)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:450
FrameComposer fill_style(const std::string &color)
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Definition: gempyre_graphics.h:425
FrameComposer line_width(double width)
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Definition: gempyre_graphics.h:429
std::vector< Command > CommandList
List of Canvas draw commands.
Definition: gempyre_graphics.h:41
Represents all HTML elements on UI.
Definition: gempyre.h:55
wrap up Javascript draw commands.
Definition: gempyre_graphics.h:144
FrameComposer fill_text(const std::string &text, double x, double y)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:164
FrameComposer text_baseline(const std::string &textBaseline)
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Definition: gempyre_graphics.h:226
FrameComposer restore()
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Definition: gempyre_graphics.h:210
FrameComposer clear_rect(const Gempyre::Element::Rect &r)
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Definition: gempyre_graphics.h:158
FrameComposer translate(double x, double y)
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Definition: gempyre_graphics.h:214
FrameComposer font(const std::string &style)
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Definition: gempyre_graphics.h:204
FrameComposer arc_to(double x1, double y1, double x2, double y2, double radius)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:188
FrameComposer fill_rect(const Gempyre::Element::Rect &r)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:161
FrameComposer scale(const double x, double y)
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Definition: gempyre_graphics.h:216
FrameComposer begin_path()
Visit the Mozialla documentation
Definition: gempyre_graphics.h:174
FrameComposer save()
Visit the Mozialla documentation
Definition: gempyre_graphics.h:208
FrameComposer line_to(double x, double y)
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Definition: gempyre_graphics.h:178
FrameComposer bezier_curve_to(double cp1x, double cp1y, double cp2x, double cp2y, double x, double y)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:182
FrameComposer arc(double x, double y, double r, double sAngle, double eAngle)
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Definition: gempyre_graphics.h:168
FrameComposer quadratic_curve_to(double cpx, double cpy, double x, double y)
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Definition: gempyre_graphics.h:185
FrameComposer stroke()
Visit the Mozialla documentation
Definition: gempyre_graphics.h:194
FrameComposer draw_image(const std::string &id, const Gempyre::Element::Rect &clip, const Gempyre::Element::Rect &rect)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:223
FrameComposer fill_style(const std::string &color)
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Definition: gempyre_graphics.h:198
FrameComposer line_width(double width)
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Definition: gempyre_graphics.h:202
FrameComposer(const FrameComposer &other)=default
Copy constructor.
FrameComposer draw_image(const std::string &id, const Gempyre::Element::Rect &rect)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:447
FrameComposer fill()
Visit the Mozialla documentation
Definition: gempyre_graphics.h:423
FrameComposer ellipse(double x, double y, double radiusX, double radiusY, double rotation, double startAngle, double endAngle)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:398
FrameComposer move_to(double x, double y)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:407
FrameComposer rect(const Gempyre::Element::Rect &r)
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Definition: gempyre_graphics.h:418
FrameComposer close_path()
Visit the Mozialla documentation
Definition: gempyre_graphics.h:403
FrameComposer draw_image(const std::string &id, double x, double y)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:445
const Gempyre::CanvasElement::CommandList & composed() const
Get command list composed.
Definition: gempyre_graphics.h:455
FrameComposer stroke_text(const std::string &text, double x, double y)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:393
FrameComposer rotate(double angle)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:439
FrameComposer stroke_style(const std::string &color)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:427
FrameComposer(Gempyre::CanvasElement::CommandList &lst)
Construct from CommandList.
Definition: gempyre_graphics.h:376
FrameComposer text_align(const std::string &align)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:433
FrameComposer()
Constructor.
Definition: gempyre_graphics.h:374
FrameComposer draw_image(const std::string &id, const Gempyre::Element::Rect &rect)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:220
FrameComposer fill()
Visit the Mozialla documentation
Definition: gempyre_graphics.h:196
FrameComposer ellipse(double x, double y, double radiusX, double radiusY, double rotation, double startAngle, double endAngle)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:171
FrameComposer move_to(double x, double y)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:180
FrameComposer rect(const Gempyre::Element::Rect &r)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:191
FrameComposer close_path()
Visit the Mozialla documentation
Definition: gempyre_graphics.h:176
FrameComposer draw_image(const std::string &id, double x, double y)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:218
const Gempyre::CanvasElement::CommandList & composed() const
Get command list composed.
Definition: gempyre_graphics.h:228
FrameComposer stroke_text(const std::string &text, double x, double y)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:166
FrameComposer rotate(double angle)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:212
FrameComposer stroke_style(const std::string &color)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:200
FrameComposer(Gempyre::CanvasElement::CommandList &lst)
Construct from CommandList.
Definition: gempyre_graphics.h:149
FrameComposer text_align(const std::string &align)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:206
FrameComposer()
Constructor.
Definition: gempyre_graphics.h:147
FrameComposer(FrameComposer &&other)=default
Move constructor.
FrameComposer stroke_rect(const Gempyre::Element::Rect &r)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:382
The application UI.
Definition: gempyre.h:239
FrameComposer stroke_rect(const Gempyre::Element::Rect &r)
Visit the Mozialla documentation
Definition: gempyre_graphics.h:155
The application UI.
Definition: gempyre.h:214
Gempyre::dataT type
pixel type
Definition: gempyre_graphics.h:148
Rect.
Definition: gempyre.h:81
int y
rectangle y coordinate.
Definition: gempyre.h:85
int width
rectangle width.
Definition: gempyre.h:87
int x
rectangle x coordinate.
Definition: gempyre.h:83
int height
rectangle height.
Definition: gempyre.h:89
Rect.
Definition: gempyre_types.h:24
int width
rectangle width.
Definition: gempyre_types.h:30
int x
rectangle x coordinate.
Definition: gempyre_types.h:26
int y
rectangle y coordinate.
Definition: gempyre_types.h:28
int height
rectangle height.
Definition: gempyre_types.h:32
1.9.1
+ 