1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
|
#pragma once
#include <mbgl/map/map.hpp>
#include <mbgl/map/view.hpp>
#include <mbgl/map/backend.hpp>
#include <mbgl/util/run_loop.hpp>
#include <mbgl/util/timer.hpp>
#include <mbgl/util/geometry.hpp>
#if MBGL_USE_GLES2
#define GLFW_INCLUDE_ES2
#endif
#define GL_GLEXT_PROTOTYPES
#include <GLFW/glfw3.h>
class GLFWView : public mbgl::View, public mbgl::Backend {
public:
GLFWView(bool fullscreen = false, bool benchmark = false);
~GLFWView() override;
float getPixelRatio() const;
void setMap(mbgl::Map*);
// 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 = callback;
};
void setShouldClose();
void setWindowTitle(const std::string&);
void run();
// mbgl::View implementation
void bind() override;
mbgl::Size getSize() const;
mbgl::Size getFramebufferSize() const;
// mbgl::Backend implementation
void invalidate() override;
void updateAssumedState() override;
protected:
// mbgl::Backend implementation
mbgl::gl::ProcAddress initializeExtension(const char*) override;
void activate() override;
void deactivate() override;
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);
// Internal
void report(float duration);
mbgl::Color makeRandomColor() const;
mbgl::Point<double> makeRandomPoint() const;
static std::shared_ptr<const mbgl::SpriteImage>
makeSpriteImage(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 clearAnnotations();
void popAnnotation();
mbgl::AnnotationIDs annotationIDs;
std::vector<std::string> spriteIDs;
private:
mbgl::Map* map = nullptr;
bool fullscreen = false;
const bool benchmark = false;
bool tracking = false;
bool rotating = false;
bool pitching = false;
// Frame timer
int frames = 0;
float frameTime = 0;
double lastReported = 0;
int width = 1024;
int height = 768;
int fbWidth;
int fbHeight;
float pixelRatio;
double lastX = 0, lastY = 0;
double lastClick = -1;
std::function<void()> changeStyleCallback;
std::function<void()> pauseResumeCallback;
mbgl::util::RunLoop runLoop;
mbgl::util::Timer frameTick;
GLFWwindow *window = nullptr;
bool dirty = false;
};
|