From 60b0e02ab6b8910b3870d16a6eef9d67c6a6f34e Mon Sep 17 00:00:00 2001 From: Stijn Buys Date: Sun, 7 Oct 2012 21:46:02 +0000 Subject: Add galactic map, make it possible to other zones on the map. --- src/client/galaxymapwidget.cc | 164 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 164 insertions(+) create mode 100644 src/client/galaxymapwidget.cc (limited to 'src/client/galaxymapwidget.cc') diff --git a/src/client/galaxymapwidget.cc b/src/client/galaxymapwidget.cc new file mode 100644 index 0000000..508567a --- /dev/null +++ b/src/client/galaxymapwidget.cc @@ -0,0 +1,164 @@ +/* + client/galaxymapwidget.cc + This file is part of the Osirion project and is distributed under + the terms of the GNU General Public License version 2 +*/ + +#include "client/galaxymapwidget.h" +#include "core/application.h" +#include "ui/paint.h" +#include "render/render.h" +#include "render/gl.h" +#include "ui/ui.h" + +namespace client { + +GalaxyMapWidget::GalaxyMapWidget(ui::Widget *parent) : ui::Widget(parent) +{ + set_label("galaxymapwidget"); + galaxymapwidget_zone = 0; + galaxymapwidget_hover_id = 0; + galaxymapwidget_zoom = 1.0f; +} + +GalaxyMapWidget::~GalaxyMapWidget() +{ + +} + +void GalaxyMapWidget::set_zoom(const float zoom) +{ + galaxymapwidget_zoom = zoom; +} + +void GalaxyMapWidget::set_zone(core::Zone *zone) +{ + galaxymapwidget_zone = zone; +} + +bool GalaxyMapWidget::on_keypress(const int key, const unsigned int modifier) +{ + if (key == 512 + SDL_BUTTON_LEFT) { + if (has_mouse_focus() && hover()) { + if (zone() && (zone()->id() == hover())) { + emit(ui::Widget::EventDoubleClicked); + } else { + set_zone(core::Zone::find(hover())); + emit(ui::Widget::EventClicked); + } + } + return true; + + } + return false; +} + +void GalaxyMapWidget::draw() +{ + // size and global location of the map + const float map_size = math::min(width(), height()); + math::Vector2f map_location(global_location()); + + if (map_size < width()) { + map_location[0] += (width() - map_size) * 0.5f; + } + if (map_size < height()) { + map_location[1] += (height() - map_size) * 0.5f; + } + + // draw background + math::Vector2f background_size(map_size, map_size); + ui::Paint::draw_material(map_location, background_size, "ui/background"); + + // number of squares in one grid segment + const float grid_size = 16.0f; + + // draw the grid itself + gl::color(0, 0, 0.8f); + gl::begin(gl::Lines); + + for (float i = 0; i <= grid_size; i += 1.0f) { + gl::vertex(map_location.x(), map_location.y() + map_size / grid_size * i); + gl::vertex(map_location.x() + map_size, map_location.y() + map_size / grid_size * i); + + gl::vertex(map_location.x() + map_size / grid_size * i, map_location.y()); + gl::vertex(map_location.x() + map_size / grid_size * i, map_location.y() + map_size); + } + gl::end(); + + // request required textures + const size_t texture_zone = render::Textures::load("bitmaps/icons/entity_default"); + render::Textures::bind(texture_zone); + + // global mouse cursor location + const math::Vector2f cursor(ui::root()->global_mouse_coords()); + galaxymapwidget_hover_id = 0; + + // map center + //math::Vector2f map_center(map_location[0] + map_size / 2.0f, map_location[1] + map_size / 2.0f); + math::Vector2f icon_location; + const float r = 12.0f; // radius of map icons + float scale = 1024.0f; // galaxy size (in zone location units) + math::Color color(1.0f, 1.0f, 1.0f, 1.0f); + const core::Zone *zone = 0; + + // draw map icons + /* + * Note: the galactic coordinate system differs from the zone coordinate system: + * positive X-axis runs left-to-right on the screen and the positive U-axis runs bottom-to-top on the screen. + * + * This is because I'm lazy and I just copy the coordinates from the SVG starsystem roadmap as shown in Inkscape. + */ + gl::enable(GL_TEXTURE_2D); + gl::begin(gl::Quads); + + + for (core::Zone::Registry::iterator it = core::Zone::registry().begin(); it != core::Zone::registry().end(); it++) { + zone = (*it).second; + + bool draw_icon = true; + + icon_location.assign(map_location); + icon_location[0] += map_size / scale * zone->location().x(); + icon_location[1] += map_size - map_size / scale * zone->location().y(); // flip vertically + + if (math::distancesquared(cursor, icon_location) < (r*r)) { + galaxymapwidget_hover_id = zone->id(); + } + + if (zone == galaxymapwidget_zone) { + if (core::application()->time() - floorf(core::application()->time()) < 0.5f) { + draw_icon = false; + } + } + // TODO draw a ship icon for current location + if (draw_icon) { + gl::begin(gl::Quads); + + gl::color(color); + glTexCoord2f(0.0f, 0.0f); + gl::vertex(icon_location.x() - r, icon_location.y() - r); + + glTexCoord2f(1.0f, 0.0f); + gl::vertex(icon_location.x() + r, icon_location.y() - r); + + glTexCoord2f(1.0f, 1.0f); + gl::vertex(icon_location.x() + r, icon_location.y() + r); + + glTexCoord2f(0.0f, 1.0f); + gl::vertex(icon_location.x() - r, icon_location.y() + r); + } + + } + + gl::end(); + gl::disable(GL_TEXTURE_2D); + + if (has_mouse_focus()) { + if (galaxymapwidget_hover_id) + ui::root()->set_pointer("target", ui::Palette::Active, true); + } +} + +} // namespace client + -- cgit v1.2.3