mirror of
https://github.com/vcmi/vcmi.git
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315 lines
8.1 KiB
C++
315 lines
8.1 KiB
C++
/*
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* CCursorHandler.cpp, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#include "StdInc.h"
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#include "CursorHandler.h"
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#include "CGuiHandler.h"
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#include "FramerateManager.h"
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#include "../renderSDL/CursorSoftware.h"
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#include "../renderSDL/CursorHardware.h"
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#include "../render/CAnimation.h"
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#include "../render/IImage.h"
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#include "../render/IScreenHandler.h"
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#include "../render/IRenderHandler.h"
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#include "../../lib/CConfigHandler.h"
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std::unique_ptr<ICursor> CursorHandler::createCursor()
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{
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#if defined(VCMI_MOBILE)
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if (settings["general"]["userRelativePointer"].Bool())
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return std::make_unique<CursorSoftware>();
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#endif
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if (settings["video"]["cursor"].String() == "hardware")
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return std::make_unique<CursorHardware>();
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assert(settings["video"]["cursor"].String() == "software");
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return std::make_unique<CursorSoftware>();
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}
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CursorHandler::CursorHandler()
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: cursor(createCursor())
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, frameTime(0.f)
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, showing(false)
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, pos(0,0)
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{
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type = Cursor::Type::DEFAULT;
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dndObject = nullptr;
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cursors =
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{
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GH.renderHandler().loadAnimation(AnimationPath::builtin("CRADVNTR"), EImageBlitMode::COLORKEY),
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GH.renderHandler().loadAnimation(AnimationPath::builtin("CRCOMBAT"), EImageBlitMode::COLORKEY),
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GH.renderHandler().loadAnimation(AnimationPath::builtin("CRDEFLT"), EImageBlitMode::COLORKEY),
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GH.renderHandler().loadAnimation(AnimationPath::builtin("CRSPELL"), EImageBlitMode::COLORKEY)
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};
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set(Cursor::Map::POINTER);
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showType = dynamic_cast<CursorSoftware *>(cursor.get()) ? Cursor::ShowType::SOFTWARE : Cursor::ShowType::HARDWARE;
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}
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CursorHandler::~CursorHandler() = default;
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void CursorHandler::changeGraphic(Cursor::Type type, size_t index)
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{
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assert(dndObject == nullptr);
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if (type == this->type && index == this->frame)
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return;
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this->type = type;
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this->frame = index;
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cursor->setImage(getCurrentImage(), getPivotOffset());
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}
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void CursorHandler::set(Cursor::Default index)
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{
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changeGraphic(Cursor::Type::DEFAULT, static_cast<size_t>(index));
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}
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void CursorHandler::set(Cursor::Map index)
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{
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changeGraphic(Cursor::Type::ADVENTURE, static_cast<size_t>(index));
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}
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void CursorHandler::set(Cursor::Combat index)
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{
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changeGraphic(Cursor::Type::COMBAT, static_cast<size_t>(index));
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}
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void CursorHandler::set(Cursor::Spellcast index)
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{
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//Note: this is animated cursor, ignore specified frame and only change type
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changeGraphic(Cursor::Type::SPELLBOOK, frame);
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}
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void CursorHandler::dragAndDropCursor(std::shared_ptr<IImage> image)
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{
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dndObject = image;
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cursor->setImage(getCurrentImage(), getPivotOffset());
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}
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void CursorHandler::dragAndDropCursor (const AnimationPath & path, size_t index)
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{
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auto anim = GH.renderHandler().loadAnimation(path, EImageBlitMode::COLORKEY);
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dragAndDropCursor(anim->getImage(index));
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}
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void CursorHandler::cursorMove(const int & x, const int & y)
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{
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pos.x = x;
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pos.y = y;
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cursor->setCursorPosition(pos);
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}
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Point CursorHandler::getPivotOffsetDefault(size_t index)
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{
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return {0, 0};
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}
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Point CursorHandler::getPivotOffsetMap(size_t index)
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{
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static const std::array<Point, 43> offsets = {{
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{ 0, 0}, // POINTER = 0,
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{ 0, 0}, // HOURGLASS = 1,
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{ 12, 10}, // HERO = 2,
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{ 12, 12}, // TOWN = 3,
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{ 15, 13}, // T1_MOVE = 4,
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{ 13, 13}, // T1_ATTACK = 5,
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{ 16, 32}, // T1_SAIL = 6,
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{ 13, 20}, // T1_DISEMBARK = 7,
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{ 8, 9}, // T1_EXCHANGE = 8,
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{ 14, 16}, // T1_VISIT = 9,
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{ 15, 13}, // T2_MOVE = 10,
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{ 13, 13}, // T2_ATTACK = 11,
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{ 16, 32}, // T2_SAIL = 12,
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{ 13, 20}, // T2_DISEMBARK = 13,
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{ 8, 9}, // T2_EXCHANGE = 14,
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{ 14, 16}, // T2_VISIT = 15,
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{ 15, 13}, // T3_MOVE = 16,
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{ 13, 13}, // T3_ATTACK = 17,
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{ 16, 32}, // T3_SAIL = 18,
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{ 13, 20}, // T3_DISEMBARK = 19,
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{ 8, 9}, // T3_EXCHANGE = 20,
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{ 14, 16}, // T3_VISIT = 21,
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{ 15, 13}, // T4_MOVE = 22,
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{ 13, 13}, // T4_ATTACK = 23,
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{ 16, 32}, // T4_SAIL = 24,
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{ 13, 20}, // T4_DISEMBARK = 25,
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{ 8, 9}, // T4_EXCHANGE = 26,
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{ 14, 16}, // T4_VISIT = 27,
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{ 16, 32}, // T1_SAIL_VISIT = 28,
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{ 16, 32}, // T2_SAIL_VISIT = 29,
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{ 16, 32}, // T3_SAIL_VISIT = 30,
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{ 16, 32}, // T4_SAIL_VISIT = 31,
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{ 6, 1}, // SCROLL_NORTH = 32,
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{ 16, 2}, // SCROLL_NORTHEAST = 33,
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{ 21, 6}, // SCROLL_EAST = 34,
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{ 16, 16}, // SCROLL_SOUTHEAST = 35,
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{ 6, 21}, // SCROLL_SOUTH = 36,
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{ 1, 16}, // SCROLL_SOUTHWEST = 37,
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{ 1, 5}, // SCROLL_WEST = 38,
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{ 2, 1}, // SCROLL_NORTHWEST = 39,
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{ 0, 0}, // POINTER_COPY = 40,
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{ 14, 16}, // TELEPORT = 41,
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{ 20, 20}, // SCUTTLE_BOAT = 42
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}};
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assert(offsets.size() == size_t(Cursor::Map::COUNT)); //Invalid number of pivot offsets for cursor
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assert(index < offsets.size());
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return offsets[index] * GH.screenHandler().getScalingFactor();
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}
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Point CursorHandler::getPivotOffsetCombat(size_t index)
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{
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static const std::array<Point, 20> offsets = {{
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{ 12, 12 }, // BLOCKED = 0,
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{ 10, 14 }, // MOVE = 1,
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{ 14, 14 }, // FLY = 2,
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{ 12, 12 }, // SHOOT = 3,
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{ 12, 12 }, // HERO = 4,
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{ 8, 12 }, // QUERY = 5,
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{ 0, 0 }, // POINTER = 6,
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{ 21, 0 }, // HIT_NORTHEAST = 7,
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{ 31, 5 }, // HIT_EAST = 8,
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{ 21, 21 }, // HIT_SOUTHEAST = 9,
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{ 0, 21 }, // HIT_SOUTHWEST = 10,
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{ 0, 5 }, // HIT_WEST = 11,
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{ 0, 0 }, // HIT_NORTHWEST = 12,
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{ 6, 0 }, // HIT_NORTH = 13,
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{ 6, 31 }, // HIT_SOUTH = 14,
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{ 14, 0 }, // SHOOT_PENALTY = 15,
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{ 12, 12 }, // SHOOT_CATAPULT = 16,
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{ 12, 12 }, // HEAL = 17,
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{ 12, 12 }, // SACRIFICE = 18,
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{ 14, 20 }, // TELEPORT = 19
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}};
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assert(offsets.size() == size_t(Cursor::Combat::COUNT)); //Invalid number of pivot offsets for cursor
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assert(index < offsets.size());
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return offsets[index] * GH.screenHandler().getScalingFactor();
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}
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Point CursorHandler::getPivotOffsetSpellcast()
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{
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return Point(18, 28) * GH.screenHandler().getScalingFactor();
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}
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Point CursorHandler::getPivotOffset()
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{
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if (dndObject)
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return dndObject->dimensions() / 2;
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switch (type) {
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case Cursor::Type::ADVENTURE: return getPivotOffsetMap(frame);
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case Cursor::Type::COMBAT: return getPivotOffsetCombat(frame);
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case Cursor::Type::DEFAULT: return getPivotOffsetDefault(frame);
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case Cursor::Type::SPELLBOOK: return getPivotOffsetSpellcast();
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};
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assert(0);
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return {0, 0};
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}
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std::shared_ptr<IImage> CursorHandler::getCurrentImage()
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{
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if (dndObject)
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return dndObject;
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return cursors[static_cast<size_t>(type)]->getImage(frame);
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}
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void CursorHandler::updateSpellcastCursor()
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{
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static const float frameDisplayDuration = 0.1f; // H3 uses 100 ms per frame
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frameTime += GH.framerate().getElapsedMilliseconds() / 1000.f;
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size_t newFrame = frame;
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while (frameTime >= frameDisplayDuration)
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{
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frameTime -= frameDisplayDuration;
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newFrame++;
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}
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auto & animation = cursors.at(static_cast<size_t>(type));
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while (newFrame >= animation->size())
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newFrame -= animation->size();
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changeGraphic(Cursor::Type::SPELLBOOK, newFrame);
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}
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void CursorHandler::render()
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{
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if(!showing)
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return;
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if (type == Cursor::Type::SPELLBOOK)
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updateSpellcastCursor();
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cursor->render();
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}
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void CursorHandler::hide()
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{
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if (!showing)
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return;
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showing = false;
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cursor->setVisible(false);
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}
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void CursorHandler::show()
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{
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if (showing)
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return;
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showing = true;
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cursor->setVisible(true);
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}
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Cursor::ShowType CursorHandler::getShowType() const
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{
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return showType;
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}
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void CursorHandler::changeCursor(Cursor::ShowType newShowType)
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{
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if(newShowType == showType)
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return;
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switch(newShowType)
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{
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case Cursor::ShowType::SOFTWARE:
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cursor.reset(new CursorSoftware());
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showType = Cursor::ShowType::SOFTWARE;
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cursor->setImage(getCurrentImage(), getPivotOffset());
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break;
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case Cursor::ShowType::HARDWARE:
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cursor.reset(new CursorHardware());
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showType = Cursor::ShowType::HARDWARE;
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cursor->setImage(getCurrentImage(), getPivotOffset());
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break;
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}
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}
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