mirror of https://github.com/polybar/polybar.git
89 lines
2.7 KiB
C++
89 lines
2.7 KiB
C++
#include "cairo/utils.hpp"
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#include <map>
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POLYBAR_NS
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namespace cairo {
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namespace utils {
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// implementation : device_lock {{{
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device_lock::device_lock(cairo_device_t* device) {
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auto status = cairo_device_acquire(device);
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if (status == CAIRO_STATUS_SUCCESS) {
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m_device = device;
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}
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}
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device_lock::~device_lock() {
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cairo_device_release(m_device);
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}
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device_lock::operator bool() const {
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return m_device != nullptr;
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}
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device_lock::operator cairo_device_t*() const {
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return m_device;
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}
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// }}}
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// implementation : ft_face_lock {{{
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ft_face_lock::ft_face_lock(cairo_scaled_font_t* font) : m_font(font) {
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m_face = cairo_ft_scaled_font_lock_face(m_font);
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}
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ft_face_lock::~ft_face_lock() {
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cairo_ft_scaled_font_unlock_face(m_font);
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}
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ft_face_lock::operator FT_Face() const {
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return m_face;
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}
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// }}}
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/**
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* @see <cairo/cairo.h>
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*/
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cairo_operator_t str2operator(const string& mode, cairo_operator_t fallback) {
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if (mode.empty()) {
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return fallback;
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}
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static std::map<string, cairo_operator_t> modes;
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if (modes.empty()) {
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modes["clear"s] = CAIRO_OPERATOR_CLEAR;
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modes["source"s] = CAIRO_OPERATOR_SOURCE;
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modes["over"s] = CAIRO_OPERATOR_OVER;
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modes["in"s] = CAIRO_OPERATOR_IN;
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modes["out"s] = CAIRO_OPERATOR_OUT;
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modes["atop"s] = CAIRO_OPERATOR_ATOP;
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modes["dest"s] = CAIRO_OPERATOR_DEST;
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modes["dest-over"s] = CAIRO_OPERATOR_DEST_OVER;
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modes["dest-in"s] = CAIRO_OPERATOR_DEST_IN;
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modes["dest-out"s] = CAIRO_OPERATOR_DEST_OUT;
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modes["dest-atop"s] = CAIRO_OPERATOR_DEST_ATOP;
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modes["xor"s] = CAIRO_OPERATOR_XOR;
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modes["add"s] = CAIRO_OPERATOR_ADD;
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modes["saturate"s] = CAIRO_OPERATOR_SATURATE;
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modes["multiply"s] = CAIRO_OPERATOR_MULTIPLY;
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modes["screen"s] = CAIRO_OPERATOR_SCREEN;
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modes["overlay"s] = CAIRO_OPERATOR_OVERLAY;
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modes["darken"s] = CAIRO_OPERATOR_DARKEN;
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modes["lighten"s] = CAIRO_OPERATOR_LIGHTEN;
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modes["color-dodge"s] = CAIRO_OPERATOR_COLOR_DODGE;
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modes["color-burn"s] = CAIRO_OPERATOR_COLOR_BURN;
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modes["hard-light"s] = CAIRO_OPERATOR_HARD_LIGHT;
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modes["soft-light"s] = CAIRO_OPERATOR_SOFT_LIGHT;
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modes["difference"s] = CAIRO_OPERATOR_DIFFERENCE;
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modes["exclusion"s] = CAIRO_OPERATOR_EXCLUSION;
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modes["hsl-hue"s] = CAIRO_OPERATOR_HSL_HUE;
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modes["hsl-saturation"s] = CAIRO_OPERATOR_HSL_SATURATION;
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modes["hsl-color"s] = CAIRO_OPERATOR_HSL_COLOR;
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modes["hsl-luminosity"s] = CAIRO_OPERATOR_HSL_LUMINOSITY;
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}
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auto it = modes.find(mode);
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return it != modes.end() ? it->second : fallback;
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}
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} // namespace utils
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} // namespace cairo
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POLYBAR_NS_END
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