vasilito
cf12defd28
Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent) Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>
76 lines
2.3 KiB
C++
76 lines
2.3 KiB
C++
/*
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SPDX-FileCopyrightText: 2024 Xaver Hugl <xaver.hugl@gmail.com>
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SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
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*/
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#include "alphamodifier_v1.h"
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#include "display.h"
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#include "surface.h"
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#include "surface_p.h"
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namespace KWin
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{
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static constexpr uint32_t s_version = 1;
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AlphaModifierManagerV1::AlphaModifierManagerV1(Display *display, QObject *parent)
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: QObject(parent)
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, QtWaylandServer::wp_alpha_modifier_v1(*display, s_version)
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{
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}
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void AlphaModifierManagerV1::wp_alpha_modifier_v1_destroy(Resource *resource)
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{
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wl_resource_destroy(resource->handle);
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}
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void AlphaModifierManagerV1::wp_alpha_modifier_v1_get_surface(Resource *resource, uint32_t id, ::wl_resource *surface)
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{
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SurfaceInterface *surf = SurfaceInterface::get(surface);
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SurfaceInterfacePrivate *priv = SurfaceInterfacePrivate::get(surf);
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if (priv->alphaModifier) {
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wl_resource_post_error(surface, error_already_constructed, "wl_surface already has an alpha modifier surface");
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return;
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}
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new AlphaModifierSurfaceV1(resource->client(), id, resource->version(), surf);
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}
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AlphaModifierSurfaceV1::AlphaModifierSurfaceV1(wl_client *client, uint32_t id, uint32_t version, SurfaceInterface *surface)
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: QtWaylandServer::wp_alpha_modifier_surface_v1(client, id, version)
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, m_surface(surface)
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{
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}
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AlphaModifierSurfaceV1::~AlphaModifierSurfaceV1()
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{
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if (m_surface) {
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const auto priv = SurfaceInterfacePrivate::get(m_surface);
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priv->pending->alphaMultiplier = 1;
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priv->pending->alphaMultiplierIsSet = true;
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}
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}
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void AlphaModifierSurfaceV1::wp_alpha_modifier_surface_v1_destroy_resource(Resource *resource)
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{
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delete this;
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}
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void AlphaModifierSurfaceV1::wp_alpha_modifier_surface_v1_destroy(Resource *resource)
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{
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wl_resource_destroy(resource->handle);
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}
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void AlphaModifierSurfaceV1::wp_alpha_modifier_surface_v1_set_multiplier(Resource *resource, uint32_t factor)
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{
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if (!m_surface) {
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wl_resource_post_error(resource->handle, error_no_surface, "wl_surface was destroyed before a set_multiplier request");
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return;
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}
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const auto priv = SurfaceInterfacePrivate::get(m_surface);
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priv->pending->alphaMultiplier = factor / double(std::numeric_limits<uint32_t>::max());
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priv->pending->alphaMultiplierIsSet = true;
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}
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}
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