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Render sweep time using ImGui

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This commit is contained in:
Dan Paulat 2022-11-29 10:14:39 -06:00
parent 5d9bf67fcc
commit a3bd6ba65c
2 changed files with 17 additions and 52 deletions
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62
scwx-qt/source/scwx/qt/map/overlay_layer.cpp
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@ -2,7 +2,6 @@
#include <scwx/qt/gl/draw/rectangle.hpp>
#include <scwx/qt/gl/shader_program.hpp>
#include <scwx/qt/gl/text_shader.hpp>
#include <scwx/qt/util/font.hpp>
#include <scwx/util/logger.hpp>
#include <scwx/util/time.hpp>
@ -17,6 +16,7 @@
#include <glm/glm.hpp>
#include <glm/gtc/matrix_transform.hpp>
#include <glm/gtc/type_ptr.hpp>
#include <imgui.h>
#include <mbgl/util/constants.hpp>
#pragma warning(pop)
@ -34,26 +34,16 @@ class OverlayLayerImpl
{
public:
explicit OverlayLayerImpl(std::shared_ptr<MapContext> context) :
textShader_(context),
font_(util::Font::Create(":/res/fonts/din1451alt.ttf")),
texture_ {GL_INVALID_INDEX},
activeBoxOuter_ {std::make_shared<gl::draw::Rectangle>(context)},
activeBoxInner_ {std::make_shared<gl::draw::Rectangle>(context)},
timeBox_ {std::make_shared<gl::draw::Rectangle>(context)},
sweepTimeString_ {},
sweepTimeNeedsUpdate_ {true}
{
// TODO: Manage font at the global level, texture at the view level
}
~OverlayLayerImpl() = default;
gl::TextShader textShader_;
std::shared_ptr<util::Font> font_;
GLuint texture_;
std::shared_ptr<gl::draw::Rectangle> activeBoxOuter_;
std::shared_ptr<gl::draw::Rectangle> activeBoxInner_;
std::shared_ptr<gl::draw::Rectangle> timeBox_;
std::string sweepTimeString_;
bool sweepTimeNeedsUpdate_;
@ -62,7 +52,6 @@ public:
OverlayLayer::OverlayLayer(std::shared_ptr<MapContext> context) :
DrawLayer(context), p(std::make_unique<OverlayLayerImpl>(context))
{
AddDrawItem(p->timeBox_);
AddDrawItem(p->activeBoxOuter_);
AddDrawItem(p->activeBoxInner_);
@ -70,7 +59,6 @@ OverlayLayer::OverlayLayer(std::shared_ptr<MapContext> context) :
p->activeBoxOuter_->SetBorder(1.0f, {0, 0, 0, 255});
p->activeBoxInner_->SetBorder(1.0f, {255, 255, 255, 255});
p->activeBoxInner_->SetPosition(1.0f, 1.0f);
p->timeBox_->SetFill({0, 0, 0, 192});
}
OverlayLayer::~OverlayLayer() = default;
@ -81,15 +69,7 @@ void OverlayLayer::Initialize()
DrawLayer::Initialize();
gl::OpenGLFunctions& gl = context()->gl();
auto radarProductView = context()->radar_product_view();
p->textShader_.Initialize();
if (p->texture_ == GL_INVALID_INDEX)
{
p->texture_ = p->font_->GenerateTexture(gl);
}
auto radarProductView = context()->radar_product_view();
if (radarProductView != nullptr)
{
@ -103,8 +83,6 @@ void OverlayLayer::Initialize()
void OverlayLayer::Render(
const QMapLibreGL::CustomLayerRenderParameters& params)
{
constexpr float fontSize = 16.0f;
gl::OpenGLFunctions& gl = context()->gl();
auto radarProductView = context()->radar_product_view();
auto& settings = context()->settings();
@ -130,31 +108,20 @@ void OverlayLayer::Render(
p->activeBoxInner_->SetSize(params.width - 2.0f, params.height - 2.0f);
}
if (p->sweepTimeString_.length() > 0)
{
const float textLength =
p->font_->TextLength(p->sweepTimeString_, fontSize);
p->timeBox_->SetPosition(static_cast<float>(params.width) - textLength -
14.0f,
static_cast<float>(params.height) - 22.0f);
p->timeBox_->SetSize(textLength + 14.0f, 22.0f);
}
DrawLayer::Render(params);
if (p->sweepTimeString_.length() > 0)
{
// Render time
p->textShader_.RenderText(p->sweepTimeString_,
params.width - 7.0f,
static_cast<float>(params.height) - 16.0f,
fontSize,
projection,
boost::gil::rgba8_pixel_t(255, 255, 255, 204),
p->font_,
p->texture_,
gl::TextAlign::Right);
ImGui::SetNextWindowPos(ImVec2 {static_cast<float>(params.width), 0.0f},
ImGuiCond_Always,
ImVec2 {1.0f, 0.0f});
ImGui::Begin("Sweep Time",
nullptr,
ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoResize |
ImGuiWindowFlags_AlwaysAutoResize);
ImGui::Text(p->sweepTimeString_.c_str());
ImGui::End();
}
SCWX_GL_CHECK_ERROR();
@ -166,12 +133,7 @@ void OverlayLayer::Deinitialize()
DrawLayer::Deinitialize();
gl::OpenGLFunctions& gl = context()->gl();
auto radarProductView = context()->radar_product_view();
gl.glDeleteTextures(1, &p->texture_);
p->texture_ = GL_INVALID_INDEX;
auto radarProductView = context()->radar_product_view();
if (radarProductView != nullptr)
{