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engines/twp/hud.h

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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/>.
+ *
+ */
+
+#include "twp/gfx.h"
+#include "twp/object.h"
+#include "twp/scenegraph.h"
+
+#define MAX_VERBS 22
+#define NUMACTORS 6
+
+#ifndef TWP_HUD_H
+#define TWP_HUD_H
+
+namespace Twp {
+
+struct VerbUiColors {
+	Color sentence;
+	Color verbNormal;
+	Color verbNormalTint;
+	Color verbHighlight;
+	Color verbHighlightTint;
+	Color dialogNormal;
+	Color dialogHighlight;
+	Color inventoryFrame;
+	Color inventoryBackground;
+	Color retroNormal;
+	Color retroHighlight;
+
+	VerbUiColors();
+	VerbUiColors(const Color &s, const Color &vbNormal, const Color &vbNormalTint, const Color &vbHiglight, const Color &vbHiglightTint, const Color &dlgNormal, const Color &dlgHighlt, const Color &invFrame, const Color &inventoryBack, const Color &retroNml, const Color &retroHighlt);
+};
+
+struct Verb {
+	VerbId id;
+	Common::String image;
+	Common::String fun;
+	Common::String text;
+	Common::String key;
+	int flags = 0;
+
+	Verb();
+	Verb(VerbId id, const Common::String &image, const Common::String &fun, const Common::String &text, const Common::String &key, int flags = 0);
+};
+
+struct VerbSlot {
+	Verb _verb;
+	float _shakeTime = 0.f;
+	Common::ScopedPtr<Motor> _shake;
+	Math::Vector2d _shakeOffset;
+	bool _over = false;
+	bool _hightlight = false;
+
+	VerbSlot() {}
+	VerbSlot(Verb verb) : _verb(verb) {}
+};
+
+struct ActorSlot {
+public:
+	VerbUiColors verbUiColors;
+	VerbSlot verbSlots[MAX_VERBS];
+	bool selectable = false;
+	Common::SharedPtr<Object> actor;
+
+public:
+	ActorSlot();
+
+	Verb *getVerb(int id) {
+		for (auto &verbSlot : verbSlots) {
+			if (verbSlot._verb.id.id == id) {
+				return &verbSlot._verb;
+			}
+		}
+		return nullptr;
+	}
+};
+
+class Hud;
+struct VerbRect {
+	Hud *hud;
+	int index;
+};
+
+class HudShader : public Shader {
+public:
+	HudShader();
+	~HudShader() override;
+
+	void init();
+
+private:
+	void applyUniforms() final;
+
+public:
+	Color _shadowColor;
+	Color _normalColor;
+	Color _highlightColor;
+};
+
+class Hud : public Node {
+public:
+	Hud();
+
+	void init();
+	ActorSlot *actorSlot(Common::SharedPtr<Object> actor);
+	bool isOverVerbs() const { return _over; }
+	void update(float elapsed, const Math::Vector2d &pos, Common::SharedPtr<Object> hotspot, bool mouseClick);
+
+	void setVisible(bool visible) override;
+	void selectVerb(const Verb &verb);
+
+	Math::Vector2d getVerbPos(const VerbSlot &verbSlot) const;
+
+private:
+	void drawCore(const Math::Matrix4 &trsf) final;
+	void drawSprite(const SpriteSheetFrame &sf, Texture *texture, const Color &color, const Math::Matrix4 &trsf);
+
+public:
+	ActorSlot _actorSlots[NUMACTORS];
+	Common::SharedPtr<Object> _actor;
+	Verb _verb;
+	HudShader _shader;
+	Math::Vector2d _mousePos;
+	bool _mouseClick = false;
+	bool _over = false;
+	int _defaultVerbId = 0;
+	float _fadeTime = 0.f;
+	bool _fadeIn = false;
+	bool _active = false;
+};
+} // namespace Twp
+
+#endif