diff --git a/CMake/FindPango.cmake b/CMake/FindPango.cmake new file mode 100644 index 0000000..64bf9ac --- /dev/null +++ b/CMake/FindPango.cmake @@ -0,0 +1,47 @@ +# - Try to find the pango library +# Once done this will define +# +# PANGO_FOUND - system has pango +# PANGO_INCLUDE_DIRS - the pango include directory +# PANGO_LIBRARIES - Link these to use pango +# +# Define PANGO_MIN_VERSION for which version desired. +# + +INCLUDE(FindPkgConfig) + +IF(Pango_FIND_REQUIRED) + SET(_pkgconfig_REQUIRED "REQUIRED") +ELSE(Pango_FIND_REQUIRED) + SET(_pkgconfig_REQUIRED "") +ENDIF(Pango_FIND_REQUIRED) + +IF(PANGO_MIN_VERSION) + PKG_SEARCH_MODULE(PANGO ${_pkgconfig_REQUIRED} "pango>=${PANGO_MIN_VERSION} pangocairo>=${PANGO_MIN_VERSION}") +ELSE(PANGO_MIN_VERSION) + PKG_SEARCH_MODULE(PANGO ${_pkgconfig_REQUIRED} "pango pangocairo") +ENDIF(PANGO_MIN_VERSION) + +IF(NOT PANGO_FOUND AND NOT PKG_CONFIG_FOUND) + FIND_PATH(PANGO_INCLUDE_DIRS pango.h) + FIND_LIBRARY(PANGO_LIBRARIES pango pangocairo) + + # Report results + IF(PANGO_LIBRARIES AND PANGO_INCLUDE_DIRS) + SET(PANGO_FOUND 1) + IF(NOT Pango_FIND_QUIETLY) + MESSAGE(STATUS "Found Pango: ${PANGO_LIBRARIES}") + ENDIF(NOT Pango_FIND_QUIETLY) + ELSE(PANGO_LIBRARIES AND PANGO_INCLUDE_DIRS) + IF(Pango_FIND_REQUIRED) + MESSAGE(SEND_ERROR "Could not find Pango") + ELSE(Pango_FIND_REQUIRED) + IF(NOT Pango_FIND_QUIETLY) + MESSAGE(STATUS "Could not find Pango") + ENDIF(NOT Pango_FIND_QUIETLY) + ENDIF(Pango_FIND_REQUIRED) + ENDIF(PANGO_LIBRARIES AND PANGO_INCLUDE_DIRS) +ENDIF(NOT PANGO_FOUND AND NOT PKG_CONFIG_FOUND) + +# Hide advanced variables from CMake GUIs +MARK_AS_ADVANCED(PANGO_LIBRARIES PANGO_INCLUDE_DIRS) diff --git a/lib/renderers/CMakeLists.txt b/lib/renderers/CMakeLists.txt index 35a0edd..e583692 100644 --- a/lib/renderers/CMakeLists.txt +++ b/lib/renderers/CMakeLists.txt @@ -3,6 +3,8 @@ SET(RENDERERS "wayland" ) +ADD_DEFINITIONS(-DPANGO_DISABLE_DEPRECATED) + SET(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/renderers) INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR}/..) diff --git a/lib/renderers/cairo.h b/lib/renderers/cairo.h index d9ba093..130af4f 100644 --- a/lib/renderers/cairo.h +++ b/lib/renderers/cairo.h @@ -5,6 +5,7 @@ #include #include #include +#include #ifndef MAX # define MAX(a,b) (((a)>(b))?(a):(b)) @@ -17,6 +18,7 @@ struct cairo { cairo_t *cr; cairo_surface_t *surface; + PangoContext *pango; }; struct cairo_color { @@ -46,6 +48,34 @@ struct cairo_result { static size_t blen = 0; static char *buffer = NULL; +__attribute__((unused)) static bool +bm_cairo_create_for_surface(struct cairo *cairo, cairo_surface_t *surface) +{ + assert(cairo && surface); + if (!(cairo->cr = cairo_create(surface))) + goto fail; + + if (!(cairo->pango = pango_cairo_create_context(cairo->cr))) + goto fail; + + cairo->surface = surface; + return true; + +fail: + if (cairo->cr) + cairo_destroy(cairo->cr); + return false; +} + +__attribute__((unused)) static void +bm_cairo_destroy(struct cairo *cairo) +{ + if (cairo->cr) + cairo_destroy(cairo->cr); + if (cairo->surface) + cairo_surface_destroy(cairo->surface); +} + __attribute__((unused)) static void bm_cairo_get_font_extents(struct cairo *cairo, const struct bm_font *font, cairo_font_extents_t *fe) { @@ -87,21 +117,32 @@ bm_cairo_draw_line(struct cairo *cairo, struct cairo_paint *paint, struct cairo_ if (!ret) return false; - cairo_text_extents_t te; - cairo_text_extents(cairo->cr, buffer, &te); + PangoLayout *layout = pango_cairo_create_layout(cairo->cr); + pango_layout_set_text(layout, buffer, -1); + PangoFontDescription *desc = pango_font_description_from_string("Terminus 12"); + pango_layout_set_font_description(layout, desc); + pango_font_description_free(desc); + pango_cairo_update_layout(cairo->cr, layout); + + int width, height; + pango_layout_get_size(layout, &width, &height); cairo_set_source_rgba(cairo->cr, paint->bg.r, paint->bg.b, paint->bg.g, paint->bg.a); cairo_rectangle(cairo->cr, paint->pos.x - paint->box.lx, paint->pos.y - paint->box.ty, - (paint->box.w > 0 ? paint->box.w : te.width) + paint->box.rx + paint->box.lx, + (paint->box.w > 0 ? paint->box.w : width / PANGO_SCALE) + paint->box.rx + paint->box.lx, (paint->box.h > 0 ? paint->box.h : paint->fe.height) + paint->box.by + paint->box.ty); cairo_fill(cairo->cr); cairo_set_source_rgba(cairo->cr, paint->fg.r, paint->fg.b, paint->fg.g, paint->fg.a); - cairo_move_to(cairo->cr, paint->box.lx + paint->pos.x, paint->pos.y + paint->fe.descent + paint->fe.height * 0.5 + paint->box.ty); - cairo_show_text(cairo->cr, buffer); + cairo_move_to(cairo->cr, paint->box.lx + paint->pos.x, paint->pos.y - ((height * 0.25) / PANGO_SCALE) + paint->box.ty); + pango_cairo_show_layout(cairo->cr, layout); + g_object_unref(layout); - te.x_advance += paint->box.rx; + cairo_text_extents_t te; + cairo_text_extents(cairo->cr, buffer, &te); + + te.x_advance = width / PANGO_SCALE + paint->box.rx; memcpy(&result->te, &te, sizeof(te)); return true; } diff --git a/lib/renderers/wayland/CMakeLists.txt b/lib/renderers/wayland/CMakeLists.txt index 4f93d18..19672da 100644 --- a/lib/renderers/wayland/CMakeLists.txt +++ b/lib/renderers/wayland/CMakeLists.txt @@ -2,12 +2,13 @@ FIND_PACKAGE(Wayland) if (WAYLAND_FOUND) FIND_PACKAGE(Cairo REQUIRED) + FIND_PACKAGE(Pango REQUIRED) FIND_PACKAGE(XKBCommon REQUIRED) INCLUDE(Wayland) WAYLAND_ADD_PROTOCOL_CLIENT(proto-xdg-shell "xdg-shell.xml" xdg-shell) - INCLUDE_DIRECTORIES(${CMAKE_CURRENT_BINARY_DIR} ${WAYLAND_CLIENT_INCLUDE_DIR} ${XKBCOMMON_INCLUDE_DIR} ${CAIRO_INCLUDE_DIRECTORIES}) + INCLUDE_DIRECTORIES(${CMAKE_CURRENT_BINARY_DIR} ${WAYLAND_CLIENT_INCLUDE_DIR} ${XKBCOMMON_INCLUDE_DIR} ${CAIRO_INCLUDE_DIRS} ${PANGO_INCLUDE_DIRS}) ADD_LIBRARY(bemenu-renderer-wayland SHARED wayland.c registry.c window.c ${proto-xdg-shell}) SET_TARGET_PROPERTIES(bemenu-renderer-wayland PROPERTIES PREFIX "") - TARGET_LINK_LIBRARIES(bemenu-renderer-wayland ${WAYLAND_CLIENT_LIBRARIES} ${XKBCOMMON_LIBRARIES} ${CAIRO_LIBRARIES}) + TARGET_LINK_LIBRARIES(bemenu-renderer-wayland ${WAYLAND_CLIENT_LIBRARIES} ${XKBCOMMON_LIBRARIES} ${CAIRO_LIBRARIES} ${PANGO_LIBRARIES}) INSTALL(TARGETS bemenu-renderer-wayland DESTINATION lib/bemenu) endif () diff --git a/lib/renderers/wayland/window.c b/lib/renderers/wayland/window.c index 58d2e2b..d70d43b 100644 --- a/lib/renderers/wayland/window.c +++ b/lib/renderers/wayland/window.c @@ -105,11 +105,7 @@ destroy_buffer(struct buffer *buffer) { if (buffer->buffer) wl_buffer_destroy(buffer->buffer); - if (buffer->cairo.cr) - cairo_destroy(buffer->cairo.cr); - if (buffer->cairo.surface) - cairo_surface_destroy(buffer->cairo.surface); - + bm_cairo_destroy(&buffer->cairo); memset(buffer, 0, sizeof(struct buffer)); } @@ -149,10 +145,11 @@ create_buffer(struct wl_shm *shm, struct buffer *buffer, int32_t width, int32_t wl_buffer_add_listener(buffer->buffer, &buffer_listener, buffer); - if (!(buffer->cairo.surface = cairo_image_surface_create_for_data(data, CAIRO_FORMAT_ARGB32, width, height, stride))) + cairo_surface_t *surf; + if (!(surf = cairo_image_surface_create_for_data(data, CAIRO_FORMAT_ARGB32, width, height, stride))) goto fail; - if (!(buffer->cairo.cr = cairo_create(buffer->cairo.surface))) + if (!bm_cairo_create_for_surface(&buffer->cairo, surf)) goto fail; buffer->width = width;