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glfw_view.hpp
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glfw_view.hpp
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#pragma once
#include <mbgl/map/map.hpp>
#include <mbgl/map/map_snapshotter.hpp>
#include <mbgl/util/geometry.hpp>
#include <mbgl/util/optional.hpp>
#include <mbgl/util/run_loop.hpp>
#include <mbgl/util/timer.hpp>
#if defined(MBGL_RENDER_BACKEND_OPENGL) && !defined(MBGL_LAYER_CUSTOM_DISABLE_ALL)
#include <mbgl/style/layers/location_indicator_layer.hpp>
#endif
#include <utility>
struct GLFWwindow;
class GLFWBackend;
class GLFWRendererFrontend;
class SnapshotObserver;
namespace mbgl {
namespace gfx {
class RendererBackend;
} // namespace gfx
} // namespace mbgl
class GLFWView : public mbgl::MapObserver {
public:
GLFWView(bool fullscreen, bool benchmark, const mbgl::ResourceOptions &resourceOptions, const mbgl::ClientOptions &clientOptions);
~GLFWView() override;
float getPixelRatio() const;
void setMap(mbgl::Map*);
void setRenderFrontend(GLFWRendererFrontend*);
mbgl::gfx::RendererBackend& getRendererBackend();
void setTestDirectory(std::string dir) { testDirectory = std::move(dir); };
// Callback called when the user presses the key mapped to style change.
// The expected action is to set a new style, different to the current one.
void setChangeStyleCallback(std::function<void()> callback);
void setPauseResumeCallback(std::function<void()> callback) { pauseResumeCallback = std::move(callback); };
void setOnlineStatusCallback(std::function<void()> callback) { onlineStatusCallback = std::move(callback); }
void setResetCacheCallback(std::function<void()> callback) { resetDatabaseCallback = std::move(callback); };
void setShouldClose();
void setWindowTitle(const std::string&);
void run();
void invalidate();
mbgl::Size getSize() const;
// mbgl::MapObserver implementation
void onDidFinishLoadingStyle() override;
void onWillStartRenderingFrame() override;
protected:
// mbgl::Backend implementation
private:
// Window callbacks
static void onKey(GLFWwindow *window, int key, int scancode, int action, int mods);
static void onScroll(GLFWwindow *window, double xoffset, double yoffset);
static void onWindowResize(GLFWwindow *window, int width, int height);
static void onFramebufferResize(GLFWwindow *window, int width, int height);
static void onMouseClick(GLFWwindow *window, int button, int action, int modifiers);
static void onMouseMove(GLFWwindow *window, double x, double y);
static void onWindowFocus(GLFWwindow *window, int focused);
// Internal
void report(float duration);
mbgl::Color makeRandomColor() const;
mbgl::Point<double> makeRandomPoint() const;
static std::unique_ptr<mbgl::style::Image> makeImage(const std::string& id, int width, int height, float pixelRatio);
void nextOrientation();
void addRandomPointAnnotations(int count);
void addRandomLineAnnotations(int count);
void addRandomShapeAnnotations(int count);
void addRandomCustomPointAnnotations(int count);
void addAnimatedAnnotation();
void updateFreeCameraDemo();
void updateAnimatedAnnotations();
void toggleCustomSource();
void toggleLocationIndicatorLayer();
void cycleDebugOptions();
void clearAnnotations();
void popAnnotation();
void makeSnapshot(bool withOverlay = false);
mbgl::AnnotationIDs annotationIDs;
std::vector<std::string> spriteIDs;
mbgl::AnnotationIDs animatedAnnotationIDs;
std::vector<double> animatedAnnotationAddedTimes;
private:
void toggle3DExtrusions(bool visible);
mbgl::Map* map = nullptr;
GLFWRendererFrontend* rendererFrontend = nullptr;
std::unique_ptr<GLFWBackend> backend;
std::string testDirectory = ".";
double freeCameraDemoPhase = -1;
mbgl::TimePoint freeCameraDemoStartTime;
bool fullscreen = false;
const bool benchmark = false;
bool tracking = false;
bool rotating = false;
bool pitching = false;
bool show3DExtrusions = false;
// Frame timer
int frames = 0;
float frameTime = 0;
double lastReported = 0;
int width = 1024;
int height = 768;
float pixelRatio;
double lastX = 0, lastY = 0;
double lastClick = -1;
std::function<void()> changeStyleCallback;
std::function<void()> pauseResumeCallback;
std::function<void()> onlineStatusCallback;
std::function<void()> resetDatabaseCallback;
std::function<void(mbgl::Map*)> animateRouteCallback;
mbgl::util::RunLoop runLoop;
mbgl::util::Timer frameTick;
GLFWwindow *window = nullptr;
bool dirty = false;
mbgl::optional<std::string> featureID;
std::unique_ptr<mbgl::MapSnapshotter> snapshotter;
std::unique_ptr<SnapshotObserver> snapshotterObserver;
mbgl::ResourceOptions mapResourceOptions;
mbgl::ClientOptions mapClientOptions;
#if defined(MBGL_RENDER_BACKEND_OPENGL) && !defined(MBGL_LAYER_CUSTOM_DISABLE_ALL)
bool puckFollowsCameraCenter = false;
mbgl::style::LocationIndicatorLayer *puck = nullptr;
#endif
};