freetype/fontconfig base

6 files changed, 88 insertions, 2 deletions

diff --git a/Makefile b/Makefile
index 24e62bb..0b1ba9b 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 BIN=swenu
 CC=gcc
 OBJDIR=objs
-LIBS=egl wayland-client gl wayland-egl xkbcommon
+LIBS=egl wayland-client gl wayland-egl xkbcommon freetype2 fontconfig
 CFLAGS=-Wall -g $(shell pkg-config --cflags $(LIBS)) -I$(OBJDIR)
 LDFLAGS=$(shell pkg-config --libs $(LIBS))
 VPATH=/usr/share/wayland-protocols/staging/cursor-shape/:/usr/share/wayland-protocols/stable/tablet/:/usr/share/wayland-protocols/stable/xdg-shell/:$(OBJDIR)
diff --git a/font.c b/font.c
new file mode 100644
index 0000000..9198b3a
--- /dev/null
+++ b/font.c
@@ -0,0 +1,64 @@
+#include <fontconfig/fontconfig.h>
+#include "font.h"
+
+char* get_font(const char* font_name) {
+	FcPattern* pattern = FcNameParse((const FcChar8*)font_name);
+	if (!pattern) {
+		fprintf(stderr, "Failed to create font pattern\n");
+		return NULL;
+	}
+
+    FcConfigSubstitute(0, pattern, FcMatchPattern);
+    FcDefaultSubstitute(pattern);
+
+	FcResult result = 0;
+	FcFontSet* font_patterns = FcFontSort(0, pattern, FcTrue, 0, &result);
+	if (!font_patterns || !font_patterns->nfont) {
+		fprintf(stderr, "No fonts installed on system\n");
+		return NULL;
+	}
+
+	FcFontSet* fs = FcFontSetCreate();
+	FcPattern* font_pattern  = FcFontRenderPrepare(0, pattern, font_patterns->fonts[0]);
+	if (!font_pattern) {
+		fprintf(stderr, "Could not prepare matched font for loading\n");
+		return NULL;
+	}
+	FcFontSetAdd(fs, font_pattern);
+
+	FcFontSetSortDestroy(font_patterns);
+	FcPatternDestroy(pattern);
+
+	if (!fs || !font_patterns->nfont)  {
+		fprintf(stderr, "Could not prepare font set\n");
+	}
+	FcObjectSet* os = FcObjectSetBuild(FC_FILE, (char*)0);
+	FcValue v = { 0 };
+
+	FcPattern* fontp = FcPatternFilter(fs->fonts[0], os);
+	FcPatternGet(fontp, FC_FILE, 0, &v);
+	char* font = strdup((char*)v.u.f);
+
+	FcPatternDestroy(fontp);
+	FcFontSetDestroy(fs);
+	FcObjectSetDestroy(os);
+
+	return font;
+}
+
+bool init_freetype(client_state* state, const char* file) {
+	if (FT_Init_FreeType(&state->ft_library)) {
+		fprintf(stderr, "Failed to intalize FreeType Library\n");
+		return false;
+	}
+	if (FT_New_Face(state->ft_library, file, 0, &state->ft_face)) {
+		fprintf(stderr, "Failed to create font\n");
+		return false;
+	}
+	if (FT_Set_Char_Size(state->ft_face, 0, 12 << 6, 0, 0)) {
+		fprintf(stderr, "Failed to set font size\n");
+		return false;
+	}
+
+	return true;
+}
diff --git a/font.h b/font.h
new file mode 100644
index 0000000..ecb4a01
--- /dev/null
+++ b/font.h
@@ -0,0 +1,8 @@
+#ifndef FONT_H_
+#define FONT_H_
+#include "state.h"
+
+char* get_font(const char* font_name);
+bool init_freetype(client_state* state, const char* font);
+
+#endif // FONT_H_
diff --git a/keyboard.c b/keyboard.c
index 5460570..4929dcf 100644
--- a/keyboard.c
+++ b/keyboard.c
@@ -117,7 +117,6 @@ void wl_keyboard_repeat_info(void *data, struct wl_keyboard *wl_keyboard,
     client_state* state = data;
     state->key_repeat_rate = rate;
     state->key_repeat_delay = delay;
-	printf("repeat info\n");
 }
 
 struct wl_keyboard_listener keyboard_listener = {
diff --git a/main.c b/main.c
index bf27838..4489928 100644
--- a/main.c
+++ b/main.c
@@ -6,6 +6,7 @@
 #include "wayland.h"
 #include "graphics.h"
 #include "input_field.h"
+#include "font.h"
 
 void poll_events(client_state* state);
 
@@ -34,6 +35,13 @@ int main() {
 		return 1;
 	}
 
+	char* font = get_font("Monospace");
+	printf("font: %s\n", font);
+	if (!init_freetype(&state, font)) {
+		fprintf(stderr, "Failed to Initalize FreeType\n");
+	}
+	free(font);
+
 	// event loop
 	while (state.running) {
 		poll_events(&state);
diff --git a/state.h b/state.h
index 352236d..465e9b6 100644
--- a/state.h
+++ b/state.h
@@ -11,6 +11,9 @@
 #include <cursor-shape-v1.h>
 #include <sys/timerfd.h>
 
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
 #include "./glad/glad.h"
 
 typedef struct {
@@ -46,6 +49,10 @@ typedef struct {
 	// state
 	char* input_buffer;
     uint32_t width, height;
+
+	FT_Library ft_library;
+	FT_Face ft_face;
+
     bool running;
 
 } client_state;