From: Bastian Dehn <hhaalo@arcor.de>
Date: Sat, 15 Mar 2025 07:42:25 +0000 (+0100)
Subject: set width and height
X-Git-Url: https://gitweb.hhaalo.de/?a=commitdiff_plain;h=b29500cec5d8511f904727403a4608a8cf79cf15;p=sane-kds-s2000w-net.git

set width and height
---

diff --git a/src/kds_s2000w_handler_opts.c b/src/kds_s2000w_handler_opts.c
index 6507f91..6754517 100644
--- a/src/kds_s2000w_handler_opts.c
+++ b/src/kds_s2000w_handler_opts.c
@@ -305,6 +305,36 @@ void _kds_s2000w_handler_opts_set_enable_color_drop_out_aggressiveness(json_obje
 	color_drop_out_aggressiveness->cap &= ~SANE_CAP_SOFT_SELECT;
 }
 
+void _kds_s2000w_handler_opts_set_width(json_object* config, handler* h)
+{
+	json_object* object_value = json_object_object_get(config, "DPI");
+	int32_t dpi = json_object_get_int(object_value);
+	object_value = json_object_object_get(config, "ImageOffsetX");
+	int32_t tl_x = json_object_get_int(object_value);
+	SANE_Option_Descriptor* width_option = kds_s2000w_option_descriptors_get_by_name(SANE_NAME_PAGE_WIDTH);
+
+	int32_t width_pixel = kds_s2000w_handler_opts_calc_diff(width_option->constraint.range->max, tl_x, h->br->x);
+	int32_t width_inch = kds_s2000w_handler_opts_calc_pixel_to_inch(dpi, width_pixel);
+
+	object_value = json_object_object_get(config, "ImageWidth");
+	_kds_s2000w_handler_opts_write_int_value(object_value, (void*) &width_inch);
+}
+
+void _kds_s2000w_handler_opts_set_height(json_object* config, handler* h)
+{
+	json_object* object_value = json_object_object_get(config, "DPI");
+	int32_t dpi = json_object_get_int(object_value);
+	object_value = json_object_object_get(config, "ImageOffsetY");
+	int32_t tl_y = json_object_get_int(object_value);
+	SANE_Option_Descriptor* height_option = kds_s2000w_option_descriptors_get_by_name(SANE_NAME_PAGE_HEIGHT);
+
+	int32_t height_pixel = kds_s2000w_handler_opts_calc_diff(height_option->constraint.range->max, tl_y, h->br->y);
+	int32_t height_inch = kds_s2000w_handler_opts_calc_pixel_to_inch(dpi, height_pixel);
+
+	object_value = json_object_object_get(config, "ImageHeight");
+	_kds_s2000w_handler_opts_write_int_value(object_value, (void*) &height_inch);
+}
+
 int32_t _kds_s2000w_handler_opts_inch_to_pixel(json_object* config, int32_t inch)
 {
 	json_object* object_value = json_object_object_get(config, "DPI");
@@ -605,9 +635,17 @@ void kds_s2000w_handler_opts_set_option(handler* h, uint32_t option, void* value
 			break;
 		case 9:
 			_kds_s2000w_handler_opts_set_inch_value_from_pixel(config, "ImageOffsetX", value);
+			_kds_s2000w_handler_opts_set_width(config, h);
+
+			if (info != NULL)
+				*info = RELOAD_OPTIONS;
 			break;
 		case 10:
 			_kds_s2000w_handler_opts_set_inch_value_from_pixel(config, "ImageOffsetY", value);
+			_kds_s2000w_handler_opts_set_height(config, h);
+
+			if (info != NULL)
+				*info = RELOAD_OPTIONS;
 			break;
 		case 11:
 			_kds_s2000w_handler_opts_set_inch_value_from_pixel(config, "ImageWidth", value);
@@ -772,10 +810,18 @@ void kds_s2000w_handler_opts_set_option(handler* h, uint32_t option, void* value
 		case 47:
 			int32_t* br_x = (int32_t*) value;
 			*br_x = _kds_s2000w_handler_opts_pixel_to_inch(config, h->br->x);
+			_kds_s2000w_handler_opts_set_width(config, h);
+
+			if (info != NULL)
+				*info = RELOAD_OPTIONS;
 			break;
 		case 48:
 			int32_t* br_y = (int32_t*) value;
 			*br_y = _kds_s2000w_handler_opts_pixel_to_inch(config, h->br->y);
+			_kds_s2000w_handler_opts_set_height(config, h);
+
+			if (info != NULL)
+				*info = RELOAD_OPTIONS;
 			break;
 		default:
 			break;