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Dropping elemental-forms and swapping out with imgui.

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Too much code for such little use. This should simplify porting.
This commit is contained in:
Ben Vanik
2015-12-26 20:25:24 -08:00
parent 2071286040
commit 0e58208add
39 changed files with 644 additions and 1100 deletions
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184
src/xenia/ui/imgui_drawer.cc
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@@ -11,6 +11,8 @@
#include "third_party/imgui/imgui.h"
#include "xenia/base/assert.h"
#include "xenia/base/filesystem.h"
#include "xenia/base/logging.h"
#include "xenia/ui/window.h"
namespace xe {
@@ -24,31 +26,42 @@ const char kProggyTinyCompressedDataBase85[10950 + 1] =
static_assert(sizeof(ImmediateVertex) == sizeof(ImDrawVert),
"Vertex types must match");
ImGuiDrawer* ImGuiDrawer::global_drawer_ = nullptr;
ImGuiDrawer* ImGuiDrawer::current_drawer_ = nullptr;
ImGuiDrawer::ImGuiDrawer(xe::ui::Window* window)
: window_(window), graphics_context_(window->context()) {
assert_null(global_drawer_);
global_drawer_ = this;
Initialize();
}
ImGuiDrawer::~ImGuiDrawer() {
auto previous_state = ImGui::GetInternalState();
ImGui::SetInternalState(internal_state_.data());
ImGui::Shutdown();
if (previous_state != internal_state_.data()) {
ImGui::SetInternalState(previous_state);
}
assert_true(global_drawer_ == this);
global_drawer_ = nullptr;
current_drawer_ = nullptr;
}
void ImGuiDrawer::Initialize() {
// Setup ImGui internal state.
// This will give us state we can swap to the ImGui globals when in use.
internal_state_.resize(ImGui::GetInternalStateSize());
ImGui::SetInternalState(internal_state_.data(), true);
current_drawer_ = this;
auto& io = ImGui::GetIO();
font_atlas_ = std::make_unique<ImFontAtlas>();
io.Fonts = font_atlas_.get();
SetupFont();
io.DeltaTime = 1.0f / 60.0f;
io.RenderDrawListsFn = [](ImDrawData* data) {
global_drawer_->RenderDrawLists(data);
assert_not_null(current_drawer_);
current_drawer_->RenderDrawLists(data);
};
auto& style = ImGui::GetStyle();
@@ -124,7 +137,7 @@ void ImGuiDrawer::Initialize() {
}
void ImGuiDrawer::SetupFont() {
auto& io = ImGui::GetIO();
auto& io = GetIO();
ImFontConfig font_config;
font_config.OversampleH = font_config.OversampleV = 1;
@@ -136,6 +149,21 @@ void ImGuiDrawer::SetupFont() {
io.Fonts->AddFontFromMemoryCompressedBase85TTF(
kProggyTinyCompressedDataBase85, 10.0f, &font_config, font_glyph_ranges);
// TODO(benvanik): jp font on other platforms?
// https://github.com/Koruri/kibitaki looks really good, but is 1.5MiB.
const char* jp_font_path = "C:\\Windows\\Fonts\\msgothic.ttc";
if (xe::filesystem::PathExists(xe::to_wstring(jp_font_path))) {
ImFontConfig jp_font_config;
jp_font_config.MergeMode = true;
jp_font_config.OversampleH = jp_font_config.OversampleV = 1;
jp_font_config.PixelSnapH = true;
jp_font_config.FontNo = 0;
io.Fonts->AddFontFromFileTTF(jp_font_path, 12.0f, &jp_font_config,
io.Fonts->GetGlyphRangesJapanese());
} else {
XELOGW("Unable to load japanese font; jp characters will be boxes");
}
unsigned char* pixels;
int width, height;
io.Fonts->GetTexDataAsRGBA32(&pixels, &width, &height);
@@ -196,71 +224,81 @@ void ImGuiDrawer::RenderDrawLists(ImDrawData* data) {
drawer->End();
}
void ImGuiDrawer::SetupDefaultInput() {
window_->on_key_char.AddListener([](xe::ui::KeyEvent* e) {
auto& io = ImGui::GetIO();
if (e->key_code() > 0 && e->key_code() < 0x10000) {
io.AddInputCharacter(e->key_code());
e->set_handled(true);
}
});
window_->on_key_down.AddListener([](xe::ui::KeyEvent* e) {
auto& io = ImGui::GetIO();
io.KeysDown[e->key_code()] = true;
switch (e->key_code()) {
case 16: {
io.KeyShift = true;
} break;
case 17: {
io.KeyCtrl = true;
} break;
}
});
window_->on_key_up.AddListener([](xe::ui::KeyEvent* e) {
auto& io = ImGui::GetIO();
io.KeysDown[e->key_code()] = false;
switch (e->key_code()) {
case 16: {
io.KeyShift = false;
} break;
case 17: {
io.KeyCtrl = false;
} break;
}
});
window_->on_mouse_down.AddListener([](xe::ui::MouseEvent* e) {
auto& io = ImGui::GetIO();
io.MousePos = ImVec2(float(e->x()), float(e->y()));
switch (e->button()) {
case xe::ui::MouseEvent::Button::kLeft: {
io.MouseDown[0] = true;
} break;
case xe::ui::MouseEvent::Button::kRight: {
io.MouseDown[1] = true;
} break;
}
});
window_->on_mouse_move.AddListener([](xe::ui::MouseEvent* e) {
auto& io = ImGui::GetIO();
io.MousePos = ImVec2(float(e->x()), float(e->y()));
});
window_->on_mouse_up.AddListener([](xe::ui::MouseEvent* e) {
auto& io = ImGui::GetIO();
io.MousePos = ImVec2(float(e->x()), float(e->y()));
switch (e->button()) {
case xe::ui::MouseEvent::Button::kLeft: {
io.MouseDown[0] = false;
} break;
case xe::ui::MouseEvent::Button::kRight: {
io.MouseDown[1] = false;
} break;
}
});
window_->on_mouse_wheel.AddListener([](xe::ui::MouseEvent* e) {
auto& io = ImGui::GetIO();
io.MousePos = ImVec2(float(e->x()), float(e->y()));
io.MouseWheel += float(e->dy() / 120.0f);
});
ImGuiIO& ImGuiDrawer::GetIO() {
current_drawer_ = this;
ImGui::SetInternalState(internal_state_.data());
return ImGui::GetIO();
}
void ImGuiDrawer::OnKeyDown(KeyEvent* e) {
auto& io = GetIO();
io.KeysDown[e->key_code()] = true;
switch (e->key_code()) {
case 16: {
io.KeyShift = true;
} break;
case 17: {
io.KeyCtrl = true;
} break;
}
}
void ImGuiDrawer::OnKeyUp(KeyEvent* e) {
auto& io = GetIO();
io.KeysDown[e->key_code()] = false;
switch (e->key_code()) {
case 16: {
io.KeyShift = false;
} break;
case 17: {
io.KeyCtrl = false;
} break;
}
}
void ImGuiDrawer::OnKeyChar(KeyEvent* e) {
auto& io = GetIO();
if (e->key_code() > 0 && e->key_code() < 0x10000) {
io.AddInputCharacter(e->key_code());
e->set_handled(true);
}
}
void ImGuiDrawer::OnMouseDown(MouseEvent* e) {
auto& io = GetIO();
io.MousePos = ImVec2(float(e->x()), float(e->y()));
switch (e->button()) {
case xe::ui::MouseEvent::Button::kLeft: {
io.MouseDown[0] = true;
} break;
case xe::ui::MouseEvent::Button::kRight: {
io.MouseDown[1] = true;
} break;
}
}
void ImGuiDrawer::OnMouseMove(MouseEvent* e) {
auto& io = GetIO();
io.MousePos = ImVec2(float(e->x()), float(e->y()));
}
void ImGuiDrawer::OnMouseUp(MouseEvent* e) {
auto& io = GetIO();
io.MousePos = ImVec2(float(e->x()), float(e->y()));
switch (e->button()) {
case xe::ui::MouseEvent::Button::kLeft: {
io.MouseDown[0] = false;
} break;
case xe::ui::MouseEvent::Button::kRight: {
io.MouseDown[1] = false;
} break;
}
}
void ImGuiDrawer::OnMouseWheel(MouseEvent* e) {
auto& io = GetIO();
io.MousePos = ImVec2(float(e->x()), float(e->y()));
io.MouseWheel += float(e->dy() / 120.0f);
}
} // namespace ui