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authorpommicket <pommicket@gmail.com>2023-07-20 20:11:16 -0700
committerpommicket <pommicket@gmail.com>2023-07-20 20:16:12 -0700
commit02dd1005fee63a66bd8ed9afa647f373ec554a34 (patch)
treefc34f611ef33f1f34280e38bc960c3b6ad9f0589
parent6148ea652c3e396a12e739a7d84c1a2e46255485 (diff)
make ted DPI aware on windows
-rw-r--r--config.c2
-rw-r--r--main.c4
-rw-r--r--ted.c29
-rw-r--r--ted.h1
4 files changed, 34 insertions, 2 deletions
diff --git a/config.c b/config.c
index 6a14689..3544273 100644
--- a/config.c
+++ b/config.c
@@ -112,7 +112,7 @@ static const SettingU8 settings_u8[] = {
{"tags-max-depth", &settings_zero.tags_max_depth, 1, 100, false},
};
static const SettingU16 settings_u16[] = {
- {"text-size", &settings_zero.text_size, TEXT_SIZE_MIN, TEXT_SIZE_MAX, false},
+ {"text-size", &settings_zero.text_size_no_dpi, TEXT_SIZE_MIN, TEXT_SIZE_MAX, false},
{"max-menu-width", &settings_zero.max_menu_width, 10, U16_MAX, false},
{"error-display-time", &settings_zero.error_display_time, 0, U16_MAX, false},
{"framerate-cap", &settings_zero.framerate_cap, 3, 1000, false},
diff --git a/main.c b/main.c
index d7979d4..9f697aa 100644
--- a/main.c
+++ b/main.c
@@ -270,6 +270,8 @@ INT WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
WideCharToMultiByte(CP_UTF8, 0, wide_arg, len, argv[i], bufsz - 1, NULL, NULL);
}
LocalFree(wide_argv);
+ SetProcessDPIAware();
+
#else
int main(int argc, char **argv) {
#endif
@@ -511,7 +513,7 @@ int main(int argc, char **argv) {
PROFILE_TIME(fonts_start)
ted_load_fonts(ted);
PROFILE_TIME(fonts_end)
-
+
PROFILE_TIME(create_start)
{
TextBuffer *lbuffer = &ted->line_buffer;
diff --git a/ted.c b/ted.c
index 56df17d..5585685 100644
--- a/ted.c
+++ b/ted.c
@@ -1,6 +1,9 @@
// various core ted functions (opening files, displaying errors, etc.)
#include "ted.h"
+#if _WIN32
+ #include <SDL_syswm.h>
+#endif
void die(const char *fmt, ...) {
char buf[256] = {0};
@@ -336,7 +339,32 @@ static Font *ted_load_multifont(Ted *ted, const char *filenames) {
return first_font;
}
+static float ted_get_ui_scaling(Ted *ted) {
+#if _WIN32
+ SDL_SysWMinfo wm_info;
+ SDL_VERSION(&wm_info.version);
+ if (!SDL_GetWindowWMInfo(ted->window, &wm_info))
+ return 1;
+ HWND hwnd = wm_info.info.win.window;
+ UINT dpi = GetDpiForWindow(hwnd);
+ if (!dpi)
+ return 1;
+ return (float)dpi / 96.0f;
+#else
+ return 1;
+#endif
+}
+
void ted_load_fonts(Ted *ted) {
+ {
+ // compute text size
+ float scaling = ted_get_ui_scaling(ted);
+ arr_foreach_ptr(ted->all_settings, Settings, set) {
+ u16 size = (u16)roundf(scaling * (float)set->text_size_no_dpi);
+ set->text_size = clamp_u16(size, TEXT_SIZE_MIN, TEXT_SIZE_MAX);
+ }
+ }
+
ted_free_fonts(ted);
Settings *settings = ted_active_settings(ted);
ted->font = ted_load_multifont(ted, settings->font);
@@ -794,3 +822,4 @@ void ted_color_settings_for_message_type(MessageType type, ColorSetting *bg_colo
break;
}
}
+
diff --git a/ted.h b/ted.h
index 819001f..e5f31fb 100644
--- a/ted.h
+++ b/ted.h
@@ -250,6 +250,7 @@ typedef struct {
u32 max_file_size;
u32 max_file_size_view_only;
u16 framerate_cap;
+ u16 text_size_no_dpi;
u16 text_size;
u16 max_menu_width;
u16 error_display_time;