/* * Copyright 2024 Google LLC * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #pragma once #include "applib/fonts/codepoint.h" #include "applib/fonts/fonts_private.h" #include "applib/graphics/gtypes.h" #include "gtypes.h" #include typedef struct GContext GContext; typedef void (*SpecialCodepointHandlerCb)(GContext *ctx, Codepoint codepoint, GRect cursor, void *context); void render_glyph(GContext* const ctx, const uint32_t codepoint, FontInfo* const font, const GRect cursor); // This function sets a handler callback for handling special codepoints encountered during text // rendering. This allows special draw operations at the cursor position that the codepoint occurs. // This must be set to NULL when the window using it goes out of focus. void text_render_set_special_codepoint_cb(SpecialCodepointHandlerCb handler, void *context);