mirror of
https://github.com/tuxbox-neutrino/neutrino.git
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cc_item_picture: rework for svg-support, simplified structure
- simplified icon and logohandling in headers - add svg examples, fix some other tests inside test_menu.cpp
This commit is contained in:
@@ -1,9 +1,9 @@
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/*
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Based up Neutrino-GUI - Tuxbox-Project
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Based up Neutrino-GUI - Tuxbox-Project
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Copyright (C) 2001 by Steffen Hehn 'McClean'
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Classes for generic GUI-related components.
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Copyright (C) 2012-2014, Thilo Graf 'dbt'
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Copyright (C) 2012-2021, Thilo Graf 'dbt'
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Copyright (C) 2012, Michael Liebmann 'micha-bbg'
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License: GPL
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@@ -18,182 +18,110 @@
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public
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License along with this program; if not, write to the
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Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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Boston, MA 02110-1301, USA.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __CC_ITEM_PICTURE_H__
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#define __CC_ITEM_PICTURE_H__
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#ifndef __CC_ITEM_PICTURE_V2_H__
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#define __CC_ITEM_PICTURE_V2_H__
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "cc_base.h"
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#include "cc_item.h"
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#include "cc_item_shapes.h"
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#include <string>
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#define NO_SCALE false
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#define SCALE true
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//! Sub class of CComponentsItem. Shows box with image with assigned attributes.
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//! Sub class of CComponentsShapeSquare. Shows box with image with assigned attributes.
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/*!
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Picture is usable as an object like each other CCItems.
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*/
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class CComponentsPicture : public CComponentsItem
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class CCPictureBase : public CComponentsShapeSquare
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{
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protected:
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///possible image formats
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std::vector<std::string> v_ext;
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///option to enable disable cache, default = false
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bool enable_cache;
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///screen cache content for painted image
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fb_pixel_t *image_cache;
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///current image dimensions
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int dx, dy;
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///original image dimensions
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int dx_orig, dy_orig;
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///cached image dimensions
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int dxc, dyc;
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///property: name of image (without extensionn) full path to image (with extension), icon names to find in /widget/icons.h, icons will paint never scaled
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std::string pic_name, pic_name_old;
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///indicate that image was sucessful painted
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bool is_image_painted;
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///sets that image may be painted, default = false
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bool do_paint;
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///set the transparency of pictures (default = CFrameBuffer::TM_NONE)
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int image_transparent;
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///set internel paint mode to allow/disallow scale an image, value is assigned with constructor, if defined dimensions w and h = 0, then image scale is enabled
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bool do_scale;
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///sets internal option for keeping aspect, see also setHeight(), setWidth(), default value = false
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bool keep_dx_aspect;
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bool keep_dy_aspect;
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///helper: indicate for reinit
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bool need_init;
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///paint item with changed paint and hide effect
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void paintTrigger();
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void init( const int &x_pos, const int &y_pos, const int &w, const int &h,
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const std::string& image_name,
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CComponentsForm *parent,
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int shadow_mode,
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fb_pixel_t color_frame,
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fb_pixel_t color_background,
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fb_pixel_t color_shadow,
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int transparent,
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bool allow_scale);
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///initialize all required attributes
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void initCCItem();
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///initialize position of picture object dependendly from settings
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void initPosition(int *x_position, int *y_position);
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///paint image
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void paintPicture();
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private:
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int dx_orig, dy_orig;
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public:
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/*!
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Constructor for image objects: use this for scaled images.
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Dimensions are defined with parameters w (width) and h (height).
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Note: only dimension values >0 causes scaling of image!
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Note: See also class CComponentsPictureScalable(). That does the same like this, but uses internal value 0 for parameters w (width) and h (height).
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If scaling is not required, you should use overloaded version that comes without dimension parameters.
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If no dimensions are defined (in constructor or e.g. with setWidth() or setHeight(),
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width and height are defined by image itself and are retrievable e.g. with getWidth() or getHeight().
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*/
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CComponentsPicture( const int &x_pos, const int &y_pos, const int &w, const int &h,
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const std::string& image_name,
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CComponentsForm *parent = NULL,
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int shadow_mode = CC_SHADOW_OFF,
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fb_pixel_t color_frame = COL_FRAME_PLUS_0,
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fb_pixel_t color_background = 0,
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fb_pixel_t color_shadow = COL_SHADOW_PLUS_0,
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int transparent = CFrameBuffer::TM_NONE);
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/*!
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Constructor for image objects, use this for non scaled images. This is similar with known method paintIcon() from framebuffer class.
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Dimensions are defined by image itself.
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Note: you can use the dimension setters setWidth() or setHeight() too, but this has only effects for item body, not for image!
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If scaling is required, you should use overloaded version above, that comes with dimension parameters or use
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class CComponentsPictureScalable().
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*/
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CComponentsPicture( const int &x_pos, const int &y_pos,
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const std::string& image_name,
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CComponentsForm *parent = NULL,
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int shadow_mode = CC_SHADOW_OFF,
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fb_pixel_t color_frame = COL_FRAME_PLUS_0,
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fb_pixel_t color_background = 0,
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fb_pixel_t color_shadow = COL_SHADOW_PLUS_0,
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int transparent = CFrameBuffer::TM_NONE);
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virtual~CComponentsPicture()
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{
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clearCache();
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}
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CCPictureBase(const int &x_pos,
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const int &y_pos,
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const int &w,
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const int &h,
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const std::string &image,
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CComponentsForm *parent = NULL,
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int shadow_mode = CC_SHADOW_OFF,
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fb_pixel_t color_frame = COL_FRAME_PLUS_0,
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fb_pixel_t color_background = 0,
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fb_pixel_t color_shadow = COL_SHADOW_PLUS_0,
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const int &transparency_mode = CFrameBuffer::TM_EMPTY);
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virtual~CCPictureBase() {};
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///sets an image name, full image path or url to an image file
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void setPicture(const std::string &name, const int &w = 0, const int &h = 0);
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///sets an image name, full image path or url to an image file
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void setPicture(const char *name, const int &w = 0, const int &h = 0);
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///sets an image name (unscaled icons only), full image path or url to an image file
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void setPicture(const std::string& picture_name);
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///sets an image name (unscaled icons only), full image path or url to an image file
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void setPicture(const char* picture_name);
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///returns current assigned image name
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std::string getPictureName(){return pic_name;}
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std::string getPictureName() {return cc_bg_std_image;}
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void SetTransparent(const int &mode) {setBodyBGImageTranparencyMode(mode);}
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///set width of object, keep_aspect = true keeps ratio related to height
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void setWidth(const int &w, bool keep_aspect = true);
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///set height of object, keep_aspect = true keeps ratio related to width
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void setHeight(const int &h, bool keep_aspect = true);
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///get original image size
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void getRealSize(int* dx_orig, int *dy_orig);
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///return width of item
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int getWidth();
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///return height of item
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int getHeight();
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///set width of object and image, value >0 causes scale of image, parameter keep_aspect = true causes scaling of height with same aspect, default = false
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void setWidth(const int& w, bool keep_aspect = false);
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///set height of object and image, value >0 causes scale of image, parameter keep_aspect = true causes scaling of width with same aspect, , default = false
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void setHeight(const int& h, bool keep_aspect = false);
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///set width of object and image related to current screen size, see also CComponentsItem::setWidthP(), parameter as uint8_t
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void setWidthP(const uint8_t& w_percent){CComponentsItem::setWidthP(w_percent), do_scale = true; need_init = hasChanges(); initCCItem();}
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///set height of object and image related to current screen size, see also CComponentsItem::setHeightP(), parameter as uint8_t
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void setHeightP(const uint8_t& h_percent){CComponentsItem::setHeightP(h_percent), do_scale = true; need_init = hasChanges(); initCCItem();}
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///set screen x-position, parameter as int
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void setXPos(const int& xpos);
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///set screen y-position, parameter as int
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void setYPos(const int& ypos);
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///return paint mode of internal image, true=image was painted, please do not to confuse with isPainted()! isPainted() is related to item itself.
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bool isPicPainted(){return is_image_painted;};
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/**sets transparency mode if icons
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* @param[in] t Transparency mode
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* @li t = CFrameBuffer::TM_BLACK : Transparency when black content ('pseudo' transparency)
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* @li t = CFrameBuffer::TM_NONE : No 'pseudo' transparency
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*/
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void SetTransparent(int t){ image_transparent = t; }
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///paint item
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void paint(const bool &do_save_bg = CC_SAVE_SCREEN_YES);
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///hide item, see also CComponents::hide();
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void hide();
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bool hasChanges();
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///remove possible cache
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void clearCache();
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///enable/disable image cache
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void enableCache(bool enable = true){if (enable_cache == enable) return; enable_cache = enable; if (!enable_cache) clearCache();}
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///disable image cache, makes clean up too
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void disableCache(){enableCache(false);}
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void getRealSize(int *dx, int *dy);
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};
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class CComponentsChannelLogo : public CComponentsPicture
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class CComponentsPicture : public CCPictureBase
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{
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public:
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/*!
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Use this for non scaled images.
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Dimensions are defined by image itself.
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If scaling is required, you should use class CComponentsPicture with dimension parameters see next.
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width and height are defined by give image dimensions itself and are retrievable e.g. with getWidth() or getHeight().
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*/
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CComponentsPicture(const int &x_pos,
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const int &y_pos,
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const std::string &image,
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CComponentsForm *parent = NULL,
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int shadow_mode = CC_SHADOW_OFF,
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fb_pixel_t color_frame = COL_FRAME_PLUS_0,
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fb_pixel_t color_background = 0,
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fb_pixel_t color_shadow = COL_SHADOW_PLUS_0,
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int transparency_mode = CFrameBuffer::TM_EMPTY)
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: CCPictureBase(x_pos, y_pos, 0, 0, image, parent, shadow_mode, color_frame, color_background, color_shadow, transparency_mode) {};
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/*!
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Use this for scaled images.
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Dimensions are defined with parameters w (width) and h (height).
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Only dimension values > 0 have a scale effect!
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If one of the dimension parameters = 0, the ratio of image will be kept.
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If scaling is not required, you should use overloaded class CComponentsPicture without dimension parameters or set values of w and h = 0.
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width and height are retrievable e.g. with getWidth() or getHeight().
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*/
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CComponentsPicture(const int &x_pos,
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const int &y_pos,
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const int &w,
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const int &h,
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const std::string &image,
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CComponentsForm *parent = NULL,
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int shadow_mode = CC_SHADOW_OFF,
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fb_pixel_t color_frame = COL_FRAME_PLUS_0,
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fb_pixel_t color_background = 0,
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fb_pixel_t color_shadow = COL_SHADOW_PLUS_0,
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int transparency_mode = CFrameBuffer::TM_EMPTY)
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: CCPictureBase(x_pos, y_pos, w, h, image, parent, shadow_mode, color_frame, color_background, color_shadow, transparency_mode) {};
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virtual~CComponentsPicture() {};
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};
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class CComponentsChannelLogo : public CCPictureBase
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{
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private:
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///channel id
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@@ -206,11 +134,11 @@ class CComponentsChannelLogo : public CComponentsPicture
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///alternate image file, if no channel logo is available
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std::string alt_pic_name;
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///indicates that logo is available, after paint or new instance, value = false
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bool has_logo;
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void init(const uint64_t& channelId, const std::string& channelName, bool allow_scale);
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// void init(const uint64_t& channelId, const std::string &channelName, bool allow_scale);
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public:
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/*!
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@@ -219,15 +147,37 @@ class CComponentsChannelLogo : public CComponentsPicture
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Requires parameter channel_name or channelId instead image filename
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NOTE: channel name string is prefered!
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*/
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CComponentsChannelLogo( const int &x_pos, const int &y_pos, const int &w, const int &h,
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const std::string& channelName = "",
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const uint64_t& channelId =0,
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CComponentsForm *parent = NULL,
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int shadow_mode = CC_SHADOW_OFF,
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fb_pixel_t color_frame = COL_FRAME_PLUS_0,
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fb_pixel_t color_background = 0,
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fb_pixel_t color_shadow = COL_SHADOW_PLUS_0,
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int transparent = CFrameBuffer::TM_BLACK);
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CComponentsChannelLogo(const int &x_pos,
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const int &y_pos,
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const int &w,
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const int &h,
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const std::string &channelName = "",
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const uint64_t &channelId = 0,
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CComponentsForm *parent = NULL,
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int shadow_mode = CC_SHADOW_OFF,
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fb_pixel_t color_frame = COL_FRAME_PLUS_0,
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fb_pixel_t color_background = 0,
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fb_pixel_t color_shadow = COL_SHADOW_PLUS_0,
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const int &transparency_mode = CFrameBuffer::TM_EMPTY);
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virtual~CComponentsChannelLogo() {};
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///set channel id and/or channel name, NOTE: channel name is prefered
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void setChannel(const uint64_t &channelId, const std::string &channelName, const int &w = 0, const int &h = 0);
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uint64_t getChannelID() {return channel_id;}
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///set an alternate logo if no logo is available NOTE: value of has_logo will set to true
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void setAltLogo(const std::string &name, const int &w = 0, const int &h = 0);
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///set an alternate logo if no logo is available, NOTE: value of has_logo will set to true
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void setAltLogo(const char *name, const int &w = 0, const int &h = 0);
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///enable/disable eventlogo
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void enableEventLogo(bool enable = true) {enable_event_logo = enable;}
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void disableEventLogo() {enableEventLogo(false);}
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///returns true, if any logo is available, also if an alternate logo was defined
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bool hasLogo() {return has_logo;}
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/*!
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Constructor for channel image objects: use this for non scaled channel logos.
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@@ -235,57 +185,17 @@ class CComponentsChannelLogo : public CComponentsPicture
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Requires parameter channel_name or channelId instead image filename
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NOTE: channel name string is prefered!
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*/
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CComponentsChannelLogo( const int &x_pos, const int &y_pos,
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const std::string& channelName = "",
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const uint64_t& channelId =0,
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CComponentsForm *parent = NULL,
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int shadow_mode = CC_SHADOW_OFF,
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fb_pixel_t color_frame = COL_FRAME_PLUS_0,
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fb_pixel_t color_background = 0,
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fb_pixel_t color_shadow = COL_SHADOW_PLUS_0,
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int transparent = CFrameBuffer::TM_BLACK);
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///set channel id and/or channel name, NOTE: channel name is prefered
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void setChannel(const uint64_t& channelId, const std::string& channelName);
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uint64_t getChannelID(){return channel_id;}
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///set an alternate logo if no logo is available NOTE: value of has_logo will set to true
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void setAltLogo(const std::string& picture_name);
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///set an alternate logo if no logo is available, NOTE: value of has_logo will set to true
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void setAltLogo(const char* picture_name);
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///enable/disable eventlogo
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void enableEventLogo(bool enable = true){enable_event_logo = enable;}
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void disableEventLogo(){enableEventLogo(false);}
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///returns true, if any logo is available, also if an alternate logo was setted
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bool hasLogo(){return has_logo;};
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CComponentsChannelLogo(const int &x_pos,
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const int &y_pos,
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const std::string &channelName = "",
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const uint64_t &channelId = 0,
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CComponentsForm *parent = NULL,
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int shadow_mode = CC_SHADOW_OFF,
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fb_pixel_t color_frame = COL_FRAME_PLUS_0,
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fb_pixel_t color_background = 0,
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fb_pixel_t color_shadow = COL_SHADOW_PLUS_0,
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const int &transparency_mode = CFrameBuffer::TM_EMPTY)
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: CComponentsChannelLogo(x_pos, y_pos, 0, 0, channelName, channelId, parent, shadow_mode, color_frame, color_background, color_shadow, transparency_mode) {};
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};
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class CComponentsChannelLogoScalable : public CComponentsChannelLogo
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{
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public:
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/*!
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Constructor for channel image objects: use this for scaled channel logos.
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Does the same like class CComponentsPictureScalable(), see above!
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Requires parameter channel_name or channelId instead image filename.
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NOTE: channel name string is prefered!
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*/
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CComponentsChannelLogoScalable( const int &x_pos, const int &y_pos,
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const std::string& channelName = "",
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const uint64_t& channelId =0,
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CComponentsForm *parent = NULL,
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int shadow_mode = CC_SHADOW_OFF,
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fb_pixel_t color_frame = COL_FRAME_PLUS_0,
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fb_pixel_t color_background = 0,
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fb_pixel_t color_shadow = COL_SHADOW_PLUS_0,
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int transparent = CFrameBuffer::TM_BLACK)
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: CComponentsChannelLogo(x_pos, y_pos, 0, 0, channelName, channelId, parent, shadow_mode, color_frame, color_background, color_shadow, transparent)
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{
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cc_item_type.id = CC_ITEMTYPE_CHANNEL_LOGO_SCALABLE;
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cc_item_type.name = "cc_scalable_channellogo_box";
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};
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};
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#endif
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#endif //__CC_ITEM_PICTURE_V2_H__
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