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Add pdfio

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This commit is contained in:
Krzosa Karol
2024-07-08 10:38:35 +02:00
parent 22828c9d23
commit 37982e0448
3 changed files with 170 additions and 27 deletions
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133
src/transcript_browser/main.cpp
View File

@@ -1,3 +1,12 @@
/*
@todo: pdf files
@todo: config with preload_files, initial_query, style
@todo: help menu and config menu
@todo: check for number of cores before creating threads
@todo:
*/
#define BASIC_IMPL
#include "../basic/basic.h"
#include "../basic/filesystem.h"
@@ -18,6 +27,66 @@ WorkQueue MainWorkQueue;
#include "loading_thread.cpp"
#include "searching_thread.cpp"
#include <pdfio.h>
#if 0
extern "C" void OutputDebugStringA(const char *);
void Printf(const char *string, ...) {
Scratch scratch;
STRING_FORMAT(scratch, string, result);
OutputDebugStringA(result.data);
}
#else
#define Printf(...) (0)
#endif
void TestPdfio() {
const char *filename = "C:/Users/Karol/Desktop/Hegels-Logic.pdf";
pdfio_file_t *file = pdfioFileOpen(filename, NULL, NULL, NULL, NULL);
Assert(file);
defer { pdfioFileClose(file); };
char buffer[1024];
size_t page_count = pdfioFileGetNumPages(file);
Printf("%s: %u pages\n", filename, (unsigned)page_count);
for (size_t page_i = 0; page_i < page_count; page_i += 1) {
pdfio_obj_t *obj = pdfioFileGetPage(file, page_i);
if (obj == NULL) continue;
if (page_i > 110) __debugbreak();
size_t num_streams = pdfioPageGetNumStreams(obj);
Printf("%s: page%u=%p, num_streams=%u\n", filename, (unsigned)page_i, obj, (unsigned)num_streams);
for (size_t stream_i = 0; stream_i < num_streams; stream_i += 1) {
pdfio_stream_t *st = pdfioPageOpenStream(obj, stream_i, true);
if (st == NULL) continue;
Printf("%s: page%u st%u=%p\n", filename, (unsigned)page_i, (unsigned)stream_i, st);
defer { pdfioStreamClose(st); };
bool first = true;
while (pdfioStreamGetToken(st, buffer, sizeof(buffer))) {
if (buffer[0] == '(') {
if (first) {
first = false;
} else {
Printf(" ");
}
Printf("%s", buffer + 1);
} else if (!strcmp(buffer, "Td") || !strcmp(buffer, "TD") || !strcmp(buffer, "T*") || !strcmp(buffer, "\'") || !strcmp(buffer, "\"")) {
Printf("\n");
first = true;
}
}
if (!first) {
Printf("\n");
}
}
}
__debugbreak();
}
void UISearchResults(Array<String> filenames) {
Scratch scratch;
Array<String> matches = LockSearchResults();
@@ -106,6 +175,9 @@ int main(int, char **) {
InitScratch();
InitArena(&Perm);
// TestPdfio();
// return 0;
XInitLoading();
InitSearch();
ThreadStartupInfo infos[16] = {};
@@ -131,7 +203,7 @@ int main(int, char **) {
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, 8);
SDL_WindowFlags window_flags = (SDL_WindowFlags)(SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE | SDL_WINDOW_ALLOW_HIGHDPI);
SDL_Window *window = SDL_CreateWindow("Transcript browser", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 1280, 720, window_flags);
SDL_Window *window = SDL_CreateWindow("Transcript browser", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 960, 600, window_flags);
if (window == nullptr) {
printf("Error: SDL_CreateWindow(): %s\n", SDL_GetError());
return -1;
@@ -141,7 +213,6 @@ int main(int, char **) {
SDL_GL_MakeCurrent(window, gl_context);
if (!gladLoadGLLoader((GLADloadproc)SDL_GL_GetProcAddress)) {
Assert(0);
return -1;
}
@@ -164,8 +235,6 @@ int main(int, char **) {
ImGui_ImplOpenGL3_Init(glsl_version);
io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\segoeui.ttf", 18.0f);
ImVec4 clear_color = ImVec4(0.45f, 0.55f, 0.60f, 1.00f);
bool show_loaded_files = false;
bool set_focus_to_input = true;
int64_t frame = -1;
@@ -189,43 +258,61 @@ int main(int, char **) {
#endif
ImGui_ImplSDL2_ProcessEvent(&event);
if (event.type == SDL_KEYDOWN) {
if (event.key.keysym.sym == SDLK_RETURN) {
enter_press = true;
} else if (event.key.keysym.sym == SDLK_UP || event.key.keysym.sym == SDLK_DOWN) {
switch (event.key.keysym.sym) {
case SDLK_UP:
case SDLK_DOWN:
case SDLK_PAGEUP:
case SDLK_PAGEDOWN:
set_focus_to_list = true;
} else if (event.key.keysym.sym == SDLK_BACKSPACE) {
break;
case SDLK_BACKSPACE:
case SDLK_DELETE:
set_focus_to_input = true;
} else if (event.key.keysym.sym == SDLK_TAB) {
case SDLK_RETURN:
enter_press = true;
break;
case SDLK_TAB:
tab_press = true;
} else if (event.key.keysym.sym == SDLK_F1) {
break;
case SDLK_F1:
f1_press = true;
break;
}
} else if (event.type == SDL_KEYUP) {
} else if (event.type == SDL_TEXTINPUT) {
set_focus_to_input = true;
} else if (event.type == SDL_QUIT) {
done = true;
} else if (event.type == SDL_WINDOWEVENT && event.window.event == SDL_WINDOWEVENT_CLOSE && event.window.windowID == SDL_GetWindowID(window)) {
done = true;
}
if (event.type == SDL_QUIT)
done = true;
if (event.type == SDL_WINDOWEVENT && event.window.event == SDL_WINDOWEVENT_CLOSE && event.window.windowID == SDL_GetWindowID(window))
done = true;
}
ImGui_ImplOpenGL3_NewFrame();
ImGui_ImplSDL2_NewFrame();
ImGui::NewFrame();
#if 0
ImGui::ShowDemoWindow();
#else
{
ImGuiWindowFlags window_flags = ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoScrollbar | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse;
const ImGuiViewport *main_viewport = ImGui::GetMainViewport();
ImGui::SetNextWindowPos(ImVec2(0, 0), ImGuiCond_Always);
ImGui::SetNextWindowSize(ImVec2(main_viewport->Size.x, 20), ImGuiCond_Always);
ImGui::SetNextWindowSize(ImVec2(main_viewport->Size.x, 40), ImGuiCond_Always);
ImGui::Begin("input", NULL, window_flags);
if (ImGui::Button("Show loaded files") || f1_press) {
show_loaded_files = !show_loaded_files;
if (show_loaded_files) {
if (ImGui::Button("Show search results (F1)") || f1_press) {
show_loaded_files = !show_loaded_files;
}
} else {
if (ImGui::Button("Show loaded files (F1)") || f1_press) {
show_loaded_files = !show_loaded_files;
}
}
ImGui::SameLine();
if (set_focus_to_input) ImGui::SetKeyboardFocusHere(0);
if (tab_press && ImGui::IsWindowFocused()) set_focus_to_list = true;
@@ -247,8 +334,8 @@ int main(int, char **) {
{
ImGuiWindowFlags window_flags = ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse;
const ImGuiViewport *main_viewport = ImGui::GetMainViewport();
ImGui::SetNextWindowPos(ImVec2(0, 30), ImGuiCond_Always);
ImGui::SetNextWindowSize(ImVec2(main_viewport->Size.x, main_viewport->Size.y - 30), ImGuiCond_Always);
ImGui::SetNextWindowPos(ImVec2(0, 35), ImGuiCond_Always);
ImGui::SetNextWindowSize(ImVec2(main_viewport->Size.x, main_viewport->Size.y - 35), ImGuiCond_Always);
ImGui::Begin("result", NULL, window_flags);
if (!ImGui::IsWindowFocused() && set_focus_to_list) ImGui::SetKeyboardFocusHere(0);
@@ -259,11 +346,11 @@ int main(int, char **) {
}
ImGui::End();
}
#endif
// Rendering
ImGui::Render();
glViewport(0, 0, (int)io.DisplaySize.x, (int)io.DisplaySize.y);
glClearColor(clear_color.x * clear_color.w, clear_color.y * clear_color.w, clear_color.z * clear_color.w, clear_color.w);
glClearColor(1, 1, 1, 1);
glClear(GL_COLOR_BUFFER_BIT);
ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
SDL_GL_SwapWindow(window);

2
src/transcript_browser/searching_thread.cpp
View File

@@ -17,9 +17,9 @@ WORK_FUNCTION(SearchForMatchesWork) {
int64_t index = 0;
while (Seek(buffer, find, &index, SeekFlag_IgnoreCase)) {
String found = {buffer.data + index, find.len};
if (search_thread_stop_searching != SearchThreadStopSearching) break;
Matches.bounded_add(found);
buffer = buffer.skip(index + find.len);
if (search_thread_stop_searching != SearchThreadStopSearching) break;
}
}