Michaël Lemaire
ef68f38061
git-svn-id: https://subversion.assembla.com/svn/thunderk/paysages@200 b1fd45b6-86a6-48da-8261-f70d1f35bdcc
130 lines
3 KiB
C
130 lines
3 KiB
C
/* Terrain tab */
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#include "common.h"
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#include "lib_paysages/shared/functions.h"
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#include "lib_paysages/shared/constants.h"
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#include "lib_paysages/clouds.h"
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#include <math.h>
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static SmallPreview* _preview;
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static CloudsDefinition _definition;
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static int _current_layer;
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static GtkTreeView* _list_layers;
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static GtkListStore* _list_layers_model;
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/***** Internal functions *****/
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static void _revertCurrentLayer()
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{
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if (_current_layer >= 0)
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{
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cloudsCopyDefinition(cloudsGetDefinition(_current_layer), &_definition);
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}
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/* TODO Revert layer from config */
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guiPreviewRedraw(_preview);
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}
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static void _applyCurrentLayer()
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{
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/* TODO Apply layer config */
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guiUpdate();
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}
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static void _revertAll()
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{
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int i, n;
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CloudsDefinition layer;
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GtkTreeIter row;
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gtk_list_store_clear(_list_layers_model);
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n = cloudsGetLayerCount();
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for (i = 0 ; i < n; i++)
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{
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layer = cloudsGetDefinition(i);
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gtk_list_store_append(_list_layers_model, &row);
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gtk_list_store_set(_list_layers_model, &row, 0, layer.ymin, 1, layer.ymax - layer.ymin, -1);
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}
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if (_current_layer < 0 || _current_layer >= n)
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{
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_current_layer = -1;
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}
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_revertCurrentLayer();
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}
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/***** Preview callbacks *****/
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static Color _cbPreviewPixel(SmallPreview* preview, double x, double y, double xoffset, double yoffset, double scaling)
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{
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Color result, layer_color;
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Vector3 start, end;
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if (_current_layer < 0)
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{
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return COLOR_BLACK;
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}
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else
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{
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start.x = end.x = x;
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start.z = end.z = y;
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start.y = _definition.ymin;
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end.y = _definition.ymax;
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result.r = 0.3;
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result.g = 0.5;
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result.b = 0.8;
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result.a = 1.0;
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layer_color = cloudsGetColorCustom(start, end, &_definition, NULL, NULL);
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colorMask(&result, &layer_color);
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return result;
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}
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}
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/***** Config callbacks *****/
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static void _cbLayerSelected(GtkTreeView* tree_view, gpointer user_data)
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{
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GtkTreePath* path;
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GtkTreeViewColumn* column;
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int* indices;
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gtk_tree_view_get_cursor(tree_view, &path, &column);
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indices = gtk_tree_path_get_indices(path);
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if (indices)
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{
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_current_layer = 0;
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}
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else
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{
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_current_layer = -1;
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}
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_revertCurrentLayer();
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}
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/***** Public functions *****/
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void guiCloudsInit()
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{
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_list_layers = GTK_TREE_VIEW(GET_WIDGET("clouds_layers"));
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_list_layers_model = GTK_LIST_STORE(gtk_tree_view_get_model(_list_layers));
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_definition = cloudsCreateDefinition();
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_preview = guiPreviewNew(GTK_IMAGE(GET_WIDGET("clouds_preview")));
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guiPreviewConfigScaling(_preview, 1.0, 100.0, 1.0);
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guiPreviewConfigScrolling(_preview, -10000.0, 10000.0, -10000.0, 10000.0);
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guiPreviewSetViewport(_preview, 0.0, 0.0, 10.0);
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guiPreviewSetRenderer(_preview, _cbPreviewPixel);
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g_signal_connect(_list_layers, "cursor-changed", G_CALLBACK(_cbLayerSelected), NULL);
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guiCloudsUpdate();
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}
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void guiCloudsUpdate()
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{
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_revertAll();
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}
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