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-rw-r--r--src/layers.cpp7
-rw-r--r--src/layers.hpp2
-rw-r--r--src/util.cpp53
-rw-r--r--src/util.hpp54
-rw-r--r--src/wayland_ivi_wm.hpp3
-rw-r--r--src/window_manager.cpp30
-rw-r--r--src/window_manager.hpp1
7 files changed, 141 insertions, 9 deletions
diff --git a/src/layers.cpp b/src/layers.cpp
index f73daf2..bbe7c09 100644
--- a/src/layers.cpp
+++ b/src/layers.cpp
@@ -181,7 +181,7 @@ json layer_map::to_json() const
return j;
}
-void layer_map::setupArea(int output_w, int output_h)
+void layer_map::setupArea(double scaling)
{
compositor::rect rct;
@@ -191,6 +191,11 @@ void layer_map::setupArea(int output_w, int output_h)
for (auto &i : this->area2size)
{
+ i.second.x = static_cast<int>(scaling * i.second.x + 0.5);
+ i.second.y = static_cast<int>(scaling * i.second.y + 0.5);
+ i.second.w = static_cast<int>(scaling * i.second.w + 0.5);
+ i.second.h = static_cast<int>(scaling * i.second.h + 0.5);
+
HMI_DEBUG("wm:lm", "area:%s size(after) : x:%d y:%d w:%d h:%d",
i.first.c_str(), i.second.x, i.second.y, i.second.w, i.second.h);
}
diff --git a/src/layers.hpp b/src/layers.hpp
index b6dd67f..f52886e 100644
--- a/src/layers.hpp
+++ b/src/layers.hpp
@@ -114,7 +114,7 @@ struct layer_map
}
json to_json() const;
- void setupArea(int output_w, int output_h);
+ void setupArea(double scaling);
compositor::rect getAreaSize(const std::string &area);
int loadAreaDb();
diff --git a/src/util.cpp b/src/util.cpp
index 19d590e..672b089 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -40,3 +40,56 @@ unique_fd::~unique_fd()
close(this->fd);
}
}
+
+void rectangle::fit(unsigned long to_width, unsigned long to_height)
+{
+ // fit rect within (to_width x to_height)
+
+ if (to_width <= width()) {
+ // scale to fit with
+ set_bottom(top() + (static_cast<long>(to_width) * height() / width()) - 1);
+ set_right(left() + to_width - 1);
+ } else {
+ // scale to fit height
+ set_right(left() + (static_cast<long>(to_height) * width () / height()) - 1);
+ set_bottom(top() + to_height - 1);
+ }
+}
+
+void rectangle::center(unsigned long outer_w, unsigned long outer_h)
+{
+ long inner_w = width();
+ long inner_h = height();
+
+ set_left((outer_w - inner_w) / 2);
+ set_right(left() + inner_w - 1);
+ set_top((outer_h - inner_h) / 2);
+ set_bottom(top() + inner_h - 1);
+}
+
+void rectangle::set_aspect(double ratio)
+{
+ // aspect ratio is width:height (= width/height)
+ // e.g. Landscape of HD's ratio is 16:9 (= 1.777...)
+ // Portrait of HD's ratio is 9:16 (= 0.5625)
+ //
+ // width / height = ratio
+ // width * height = area
+ //
+ // width = sqrt(ratio * area)
+ // height = width / ratio
+
+ long orig_w = width();
+ long orig_h = height();
+
+ if (ratio >= 1) {
+ // width >= height
+ // try to keep width
+ set_right(left() + orig_w - 1);
+ set_bottom(top() + static_cast<long>(orig_w / ratio + 0.5) - 1);
+ } else {
+ set_bottom(top() + orig_h - 1);
+ set_right(left() + static_cast<long>(orig_h * ratio + 0.5) - 1);
+ }
+}
+
diff --git a/src/util.hpp b/src/util.hpp
index 78d2185..2f17845 100644
--- a/src/util.hpp
+++ b/src/util.hpp
@@ -109,4 +109,58 @@ struct unique_fd
}
};
+class rectangle
+{
+ public:
+ explicit rectangle(long wd, long ht) : _right(wd - 1), _bottom(ht - 1) {};
+
+ void set_left(long l) {
+ _left = l;
+ }
+ long left() const { return _left; };
+
+ void set_right(long r) {
+ _right = r;
+ }
+ long right() const { return _right; };
+
+ void set_top(long t) {
+ _top = t;
+ }
+ long top() const { return _top; };
+
+ void set_bottom(long b) {
+ _bottom = b;
+ }
+ long bottom() const { return _bottom; }
+
+ long width() const {
+ if (is_valid())
+ return 0;
+ else
+ return _right - _left + 1;
+ }
+
+ long height() const {
+ if (is_valid())
+ return 0;
+ else
+ return _bottom - _top + 1;
+ }
+
+ void set_aspect(double ratio);
+ void fit(unsigned long to_width, unsigned long to_height);
+ void center(unsigned long outer_w, unsigned long outer_h);
+
+ private:
+ bool is_valid() const {
+ return (_top > _bottom || _left > _right);
+ }
+
+ long _left = 0;
+ long _top = 0;
+ long _right;
+ long _bottom;
+};
+
#endif // !WM_UTIL_HPP
diff --git a/src/wayland_ivi_wm.hpp b/src/wayland_ivi_wm.hpp
index 9d0c7a7..a430927 100644
--- a/src/wayland_ivi_wm.hpp
+++ b/src/wayland_ivi_wm.hpp
@@ -256,6 +256,9 @@ struct controller : public wayland_proxy<struct ivi_wm>
size output_size; // Display size[pixel]
size physical_size; // Display size[mm]
+ // Scale for conversion CSS PX -> DP(Device Pixel)
+ double scale;
+
wm::controller_hooks *chooks;
struct wl::display *display;
diff --git a/src/window_manager.cpp b/src/window_manager.cpp
index 862341a..c44210f 100644
--- a/src/window_manager.cpp
+++ b/src/window_manager.cpp
@@ -50,6 +50,7 @@ const char kKeyWidthPixel[] = "width_pixel";
const char kKeyHeightPixel[] = "height_pixel";
const char kKeyWidthMm[] = "width_mm";
const char kKeyHeightMm[] = "height_mm";
+const char kKeyScale[] = "scale";
const char kKeyIds[] = "ids";
static sd_event_source *g_timer_ev_src = nullptr;
@@ -460,10 +461,9 @@ void WindowManager::api_enddraw(char const *appid, char const *drawing_name)
result<json_object *> WindowManager::api_get_display_info()
{
- // Check controller
- if (!this->controller)
+ if (!this->display->ok())
{
- return Err<json_object *>("ivi_controller global not available");
+ return Err<json_object *>("Wayland compositor is not available");
}
// Set display info
@@ -475,6 +475,7 @@ result<json_object *> WindowManager::api_get_display_info()
json_object_object_add(object, kKeyHeightPixel, json_object_new_int(o_size.h));
json_object_object_add(object, kKeyWidthMm, json_object_new_int(p_size.w));
json_object_object_add(object, kKeyHeightMm, json_object_new_int(p_size.h));
+ json_object_object_add(object, kKeyScale, json_object_new_double(this->controller->scale));
return Ok<json_object *>(object);
}
@@ -665,6 +666,21 @@ int WindowManager::init_layers()
c->physical_size = compositor::size{uint32_t(o->physical_width),
uint32_t(o->physical_height)};
+
+ HMI_DEBUG("wm", "SCALING: screen (%dx%d), physical (%dx%d)",
+ o->width, o->height, o->physical_width, o->physical_height);
+
+ this->layers.loadAreaDb();
+
+ const compositor::rect css_bg = this->layers.getAreaSize("fullscreen");
+ rectangle dp_bg(o->width, o->height);
+
+ dp_bg.set_aspect(static_cast<double>(css_bg.w) / css_bg.h);
+ dp_bg.fit(o->width, o->height);
+ dp_bg.center(o->width, o->height);
+ HMI_DEBUG("wm", "SCALING: CSS BG(%dx%d) -> DDP %dx%d,(%dx%d)",
+ css_bg.w, css_bg.h, dp_bg.left(), dp_bg.top(), dp_bg.width(), dp_bg.height());
+
// Clear scene
layers.clear();
@@ -674,9 +690,9 @@ int WindowManager::init_layers()
// Quick and dirty setup of layers
for (auto const &i : this->layers.mapping)
{
- c->layer_create(i.second.layer_id, o->width, o->height);
+ c->layer_create(i.second.layer_id, dp_bg.width(), dp_bg.height());
auto &l = layers[i.second.layer_id];
- l->set_destination_rectangle(0, 0, o->width, o->height);
+ l->set_destination_rectangle(dp_bg.left(), dp_bg.top(), dp_bg.width(), dp_bg.height());
l->set_visibility(1);
HMI_DEBUG("wm", "Setting up layer %s (%d) for surface role match \"%s\"",
i.second.name.c_str(), i.second.layer_id, i.second.role.c_str());
@@ -687,8 +703,8 @@ int WindowManager::init_layers()
this->layout_commit();
- this->layers.loadAreaDb();
- this->layers.setupArea(o->width, o->height);
+ c->scale = static_cast<double>(dp_bg.height()) / css_bg.h;
+ this->layers.setupArea(c->scale);
return 0;
}
diff --git a/src/window_manager.hpp b/src/window_manager.hpp
index ebdf495..2358c5a 100644
--- a/src/window_manager.hpp
+++ b/src/window_manager.hpp
@@ -65,6 +65,7 @@ extern const char kKeyWidthPixel[];
extern const char kKeyHeightPixel[];
extern const char kKeyWidthMm[];
extern const char kKeyHeightMm[];
+extern const char kKeyScale[];
extern const char kKeyIds[];
struct id_allocator