Linux Manuals session 3

BlackPixelOfScreen, WhitePixelOfScreen, CellsOfScreen, DefaultColormapOfScreen, DefaultDepthOfScreen, DefaultGCOfScreen, DefaultVisualOfScreen, DoesBackingStore, DoesSaveUnders, DisplayOfScreen, XScreenNumberOfScreen, EventMaskOfScreen, HeightOfScreen, HeightMMOfScreen, MaxCmapsOfScreen, MinCmapsOfScreen, PlanesOfScreen, RootWindowOfScreen, WidthOfScreen, WidthMMOfScreen – screen information functions and macros Syntaxunsigned long BlackPixelOfScreen(Screen *screen); unsigned long WhitePixelOfScreen(Screen *screen); int CellsOfScreen(Screen *screen); Colormap DefaultColormapOfScreen(Screen *screen); int DefaultDepthOfScreen(Screen *screen); GC DefaultGCOfScreen(Screen *screen); Visual *DefaultVisualOfScreen(Screen *screen); int DoesBackingStore(Screen *screen); Bool DoesSaveUnders(Screen *screen);…

X Window Destroy Functions – Functions to destroy X windows. FunctionsEAPI void ecore_x_window_del (Ecore_X_Window win) Deletes the given window. EAPI void ecore_x_window_delete_request_send (Ecore_X_Window win) Sends a delete request to the given window. Detailed DescriptionFunctions to destroy X windows. Function DocumentationEAPI void ecore_x_window_del (Ecore_X_Window win)Deletes the given window. Parameters: win The given window.EAPI void ecore_x_window_delete_request_send (Ecore_X_Window…

Evas Smart Object Functions – Functions dealing with evas smart objects. FunctionsEAPI void evas_object_smart_data_set (Evas_Object *obj, void *data) Store a pointer to user data for a smart object. EAPI void * evas_object_smart_data_get (const Evas_Object *obj) Retrieve user data stored on a smart object. EAPI Evas_Smart * evas_object_smart_smart_get (const Evas_Object *obj) Get the Evas_Smart from which…

Polygon Functions – Functions that operate on evas polygon objects. FunctionsEAPI Evas_Object * evas_object_polygon_add (Evas *e) Adds a new evas polygon object to the given evas. EAPI void evas_object_polygon_point_add (Evas_Object *obj, Evas_Coord x, Evas_Coord y) Adds the given point to the given evas polygon object. EAPI void evas_object_polygon_points_clear (Evas_Object *obj) Removes all of the points…

Evas Pointer Functions – Functions that deal with the status of the pointer. FunctionsEAPI void evas_pointer_output_xy_get (const Evas *e, int *x, int *y) This function returns the current known pointer co-ordinates. EAPI void evas_pointer_canvas_xy_get (const Evas *e, Evas_Coord *x, Evas_Coord *y) This function returns the current known pointer co-ordinates. EAPI int evas_pointer_button_down_mask_get (const Evas *e)…

Evas Output and Viewport Resizing Functions – Functions that set and retrieve the output and viewport size of an evas. FunctionsEAPI void evas_output_size_set (Evas *e, int w, int h) Sets the output size of the render engine of the given evas. EAPI void evas_output_size_get (const Evas *e, int *w, int *h) Retrieve the output size…

Evas Render Engine Functions – Functions that are used to set the render engine for a given function, and then get that engine working. FunctionsEAPI void evas_output_method_set (Evas *e, int render_method) Sets the output engine for the given evas. EAPI int evas_output_method_get (const Evas *e) Retrieves the number of the output engine used for the…

Generic Object Visibility Functions – Functions that deal with the visibility of evas objects. FunctionsEAPI void evas_object_show (Evas_Object *obj) Makes the given evas object visible. EAPI void evas_object_hide (Evas_Object *obj) Makes the given evas object invisible. EAPI Evas_Bool evas_object_visible_get (const Evas_Object *obj) Retrieves whether or not the given evas object is visible. Detailed DescriptionFunctions that…

Generic Object Size Hints Functions – Functions that deals with hints about object size. FunctionsEAPI void evas_object_size_hint_min_get (const Evas_Object *obj, Evas_Coord *w, Evas_Coord *h) Retrieves the size hint for the minimum size. EAPI void evas_object_size_hint_min_set (Evas_Object *obj, Evas_Coord w, Evas_Coord h) Sets the size hint for the minimum size. EAPI void evas_object_size_hint_max_get (const Evas_Object *obj,…

Object Name Function – Functions that retrieve and set the name of an evas object. FunctionsEAPI void evas_object_name_set (Evas_Object *obj, const char *name) Sets the name of the given evas object to the given name. EAPI const char * evas_object_name_get (const Evas_Object *obj) Retrieves the name of the given evas object. EAPI Evas_Object * evas_object_name_find…

Object Layer Functions – Functions that retrieve and set the layer that an evas object is on. FunctionsEAPI void evas_object_layer_set (Evas_Object *obj, short l) Sets the layer of the evas that the given object will be part of. EAPI short evas_object_layer_get (const Evas_Object *obj) Retrieves the layer of the evas that the given object is…

Image Object Image Size Functions – Functions that change the size of the image used by an image object. FunctionsEAPI void evas_object_image_size_set (Evas_Object *obj, int w, int h) Sets the size of the given image object. EAPI void evas_object_image_size_get (const Evas_Object *obj, int *w, int *h) Retrieves the size of the given image object. EAPI…

Image Object Image Scaling Functions – Functions that change the scaling quality of an image object. FunctionsEAPI void evas_object_image_smooth_scale_set (Evas_Object *obj, Evas_Bool smooth_scale) Sets whether to use of high-quality image scaling algorithm of the given image object. EAPI Evas_Bool evas_object_image_smooth_scale_get (const Evas_Object *obj) Retrieves whether the given image object is using use a high-quality image…

Image Object Fill Rectangle Functions – Functions that deal with what areas of the image object are to be tiled with the given image. FunctionsEAPI void evas_object_image_border_center_fill_set (Evas_Object *obj, Evas_Bool fill) Sets if the center part of the given image object (not the border) should be drawn. EAPI Evas_Bool evas_object_image_border_center_fill_get (const Evas_Object *obj) Retrieves if…

Image Object File Functions – Functions that write to or retrieve images from files. FunctionsEAPI void evas_object_image_file_set (Evas_Object *obj, const char *file, const char *key) Sets the filename and key of the given image object. EAPI void evas_object_image_file_get (const Evas_Object *obj, const char **file, const char **key) Retrieves the filename and key of the given…

Image Object Image Data Functions – Functions that allow you to access or modify the image pixel data of an image object. FunctionsEAPI void * evas_object_image_data_convert (Evas_Object *obj, Evas_Colorspace to_cspace) Converts the raw image data of the given image object to the specified colorspace. EAPI void evas_object_image_data_set (Evas_Object *obj, void *data) Sets the raw image…

Image Object Border Functions – Functions that adjust the unscaled image border of image objects. FunctionsEAPI void evas_object_image_border_set (Evas_Object *obj, int l, int r, int t, int b) Sets how much of each border of the given image object is not to be scaled. EAPI void evas_object_image_border_get (const Evas_Object *obj, int *l, int *r, int…

Image Object Image Alpha Functions – Functions that change the alpha of an image object. FunctionsEAPI void evas_object_image_alpha_set (Evas_Object *obj, Evas_Bool has_alpha) Enable or disable alpha channel of the given image object. EAPI Evas_Bool evas_object_image_alpha_get (const Evas_Object *obj) Retrieves the alpha channel setting of the given image object. Detailed DescriptionFunctions that change the alpha of…

Image Object Functions – Functions used to create and manipulate image objects. FunctionsEAPI Evas_Object * evas_object_image_add (Evas *e) Creates a new image object on the given evas. EAPI int evas_object_image_load_error_get (const Evas_Object *obj) Retrieves a number representing any error that occurred during the last load of the given image object. EAPI Evas_Bool evas_object_image_save (const Evas_Object…

Generic Object Functions – Functions that manipulate generic evas objects. FunctionsEAPI void evas_object_del (Evas_Object *obj) Deletes the given evas object and frees its memory. EAPI void evas_object_move (Evas_Object *obj, Evas_Coord x, Evas_Coord y) Moves the given evas object to the given location. EAPI void evas_object_resize (Evas_Object *obj, Evas_Coord w, Evas_Coord h) Changes the size of…