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/*
* Copyright © 2015 Canonical Ltd.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Authored by: Alan Griffiths <alan@octopull.co.uk>
*/
#ifndef MIR_SERVER_EXAMPLE_WINDOW_MANAGEMENT_INFO_H
#define MIR_SERVER_EXAMPLE_WINDOW_MANAGEMENT_INFO_H
#include "mir/geometry/rectangles.h"
#include "mir/optional_value.h"
#include "mir/shell/surface_specification.h"
#include <vector>
namespace mir
{
namespace scene { class Session; class Surface; class SurfaceCreationParameters; }
namespace examples
{
struct SurfaceInfo
{
SurfaceInfo(
std::shared_ptr <scene::Session> const& session,
std::shared_ptr <scene::Surface> const& surface,
scene::SurfaceCreationParameters const& params);
bool can_be_active() const;
bool can_morph_to(MirSurfaceType new_type) const;
bool must_have_parent() const;
bool must_not_have_parent() const;
bool is_visible() const;
static bool needs_titlebar(MirSurfaceType type);
void constrain_resize(
std::shared_ptr <scene::Surface> const& surface,
geometry::Point& requested_pos,
geometry::Size& requested_size,
const bool left_resize,
const bool top_resize,
geometry::Rectangle const& bounds) const;
MirSurfaceType type;
MirSurfaceState state;
geometry::Rectangle restore_rect;
std::weak_ptr <scene::Session> session;
std::weak_ptr <scene::Surface> parent;
std::vector <std::weak_ptr<scene::Surface>> children;
std::shared_ptr <scene::Surface> titlebar;
frontend::SurfaceId titlebar_id;
frontend::BufferStreamId titlebar_stream_id;
bool is_titlebar = false;
geometry::Width min_width;
geometry::Height min_height;
geometry::Width max_width;
geometry::Height max_height;
mir::optional_value<geometry::DeltaX> width_inc;
mir::optional_value<geometry::DeltaY> height_inc;
mir::optional_value<shell::SurfaceAspectRatio> min_aspect;
mir::optional_value<shell::SurfaceAspectRatio> max_aspect;
mir::optional_value<graphics::DisplayConfigurationOutputId> output_id;
void init_titlebar(
std::shared_ptr<scene::Session> const& session,
std::shared_ptr<scene::Surface> const& surface);
void paint_titlebar(int intensity);
private:
struct StreamPainter;
struct AllocatingPainter;
struct SwappingPainter;
std::shared_ptr <StreamPainter> stream_painter;
};
struct SessionInfo
{
std::vector<std::weak_ptr<scene::Surface>> surfaces;
// This is only used by the TilingWindowManagerPolicy,
// perhaps we need a more extensible mechanism. (std::experimental::any?)
geometry::Rectangle tile;
};
}
}
#endif //MIR_SERVER_EXAMPLE_WINDOW_MANAGEMENT_INFO_H
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